a new report suggests he may not have paid federal income taxes for almost 20 years. also tonight, a mother's anguish. her six-year-old son gunned down in a school playground. >> he was an angel brought to this earth to share loveto share kindness, to share forgiveness. >> ninan: "forced from home," the powerful exhibit that allows you to walk in a refugee's shoes. the creepy clown craze goes national, and it's nothing to laugh about. and, leave it to silicon valley to reinvent the pie-- with robo pizza. >> this is really good. >> that's pretty good. >> you made it with robots? >> that's right.

>> ninan: good evening, i'm reena ninan. the election is five weeks away. this weekend donald trump tried to switch the focus to bill clinton's infidelity in the 1990s. tonight, the focus is on trump's finances, going back to the '90s and a "new york times" report suggests trump could have avoided paying federal income taxes for two decades. here's errol barnett. >> a perfectly legal application of the tax code and he would ha advantage of it. >> he's a genius. i mean the reality is. >> genius? >> absolute genius. >> there is no one who has shown more genius in their way to maneuver around the tax code, as he rightfully used the laws to do that. >> reporter: the trump campaign pushed back on "the new york times" report claiming that billionaire businessman may have paid no federal income taxes for almost two decades. the paper cites trump's tax return from 1995 in which he

businesses went bankrupt. trump responded by tweeting, i know our complex tax laws better than anyone who has ever run for president." his campaign released this statement, describing trump as a "highly skilled businessman who has a fiduciary responsibility to pay no more tax than legally required." neither the candidate nor his campaign denied trump paid no federal income taxes for certain years. cl mook: >> we talk about the rigged system out there. donald trump embodies that. >> reporter: on saturday, trump continued his week-long assault on clinton. >> here's a woman, she's supposed to fight all of these different things, and she can't make it 15 feet to her car. give me a break.

>> reporter: clinton is courting the black vote in north carolina today, as her campaign announced it raised $154 million in september, its best fundraising month yet. trump is in virginia and colorado monday. reena. >> ninan: errol barnett following the campaigns. and a reminder: on tuesday night, the vice presidential candidates square off in their one and only debate. it will be moderated by our own elaine quijano, leading up to prime time coverage on cbs, we'll have coverage throughout the day on our digital network cbsn, and www.cbsnews.com. hurricane matthew is rolling across the caribbean powered by 145 mile per hour wind. the storm killed at least one person in colombia. it is expected to dump more than three feet of rain in haiti. the u.s. navy base at guantanamo bay, cuba, is evacuating 700 family members of sailors serving there. the state department is clearing out relatives of u.s. government workers in haiti and the bahamas. chief meteorologist craig setzer is tracking hurricane matthew at

>> unfortunately, the news is not good with hurricane matthew after being category four much of the weekend. once again, it looks like it's strengthening as it begins its northward trek to the caribbean and northern islands. jamaica now out of the woods in terms of the core of the hurricane but still could feel hurricane force winds. unfortunately the storm will impact haiti, potentially 15 to 40 inches of rain creating serious maybe deadly flash floods there. this is the tuesday morning time frame. north and the bahamas here, potentially impacting the southeast u.s by late in the week. the cone is tracking where the center is expected to be. so if it takes a track further to the west, could see impacts here, south carolina, north carolina, even george ga, possibly the east coast of florida. the wind swath forecast to lift up and potentially impacting the southeast u.s. mid week. and a potential impact to the northeast u.s. later this coming

townville, south carolina, is recovering after the death this weekend of a six-year-old boy. he was gunned down wednesday at a school playground. a 14-year old boy is under arrest. here's meg oliver. >> jacob was brought to this earth to share love. he shared kindness. he shared forgiveness. >> reporter: renae hall says her six-year-old son jacob loved school, church and playing superheroes. >> he said, i have a secret. i said, what is that, baby? he said, i'm cat boy and at night when you and mommy and daddy are sleeping, i go out and save the town. >> reporter: but no one could save jacob. the little boy with the precious smile died saturday, three days after he was shot at school. >> what happened to jacob,-- he is in heaven. he's smiling down at us and he is asking mom to be able to be strong to forgive like he would have. >> reporter: jacob's

police say a 14-year-old boy opened fire. a bullet hit a main artery in jacob's leg causing him to lose a massive amount of blood. >> i especially want to thanks jacob's teacher, ms. hollingsworth, that put her life in danger to get my baby to safety. >> reporter: jacob's death marks the first child killed at school since the deadly sandy hook elementary shooting in 2012. the sandy hook promise team released this statement. "we know first hand the anguish his friends, family, teachers this didn't have to happen. it should not have happened. and we are deeply saddened to add townville, and any town, to the growing list of american communities forever touched by gun violence." >> thank you for bringing for my baby-- praying for my baby, you put love in your heart, thank you. thank you. >> ninan: the 14-year-old suspect was charged as a

and three counts of attempted murder. that will now change with the death of jacob. >> ninan: you just feel for that community, meg. what about the school where he was shot? >> the school won't open again until this thursday. in the meantime, reena, the townville fire department are trying to collect enough stuffed animals to hand out to every student when they return to school on thursday. >> ninan: what a nice touch, thank you for that report. there are new developments in the investigation into the deadly crash of a commuter train at hoboken, new jersey right across the hudson river from manhattan. than a hundred others were injured thursday when the train smashed through a wall at the station. here's transportation correspondent kris van cleave. >> reporter: national transportation safety board investigators were able to get limited access to the crash site, but say the data recorder recovered from the year of the new jersey transit train was not functioning. n.t.s.b. vice chair bella dinh- zarr: >> the locomotive was built in the mid-1990s.

event data recorder, in the lead passenger car, the controlling car. so we're hopeful that that will have information that will be functioning. >> reporter: should it have been in working order, though? >> event data recorders, when they are not working, they are usually replaced. >> reporter: engineer thomas gallagher told investigators he does not remember the crash. >> he said he looked at his watch and noticed his train was about six minutes late arriving at hoboken. he said that when he checked the speedometer, he s the station track. >> reporter: federal regulators launched a so-called deep audit of the railroad in june turning up dozens of safety violations. new jersey transit trains have been involved in 164 accidents reported to regulators since 2011, resulting in nearly $6 million in damage to tracks and equipment. during that time the transit authority has settled 183 safety violations including employee drug and alcohol use, operating

the cleanup and repair work at hoboken will continue around the clock, but investigators don't know when they will be able to access that second data recorder. reena. >> ninan: thanks, kris. creepy clown sightings are happening around the country and it's no laughing matter. there are concerns that the trend will grow as halloween approaches. here's jamie yuccas. >> it's a trend spooking the nation, creepy clown sightings. now, they are threatening school districts. police and homeland security are investigating scary instagram posts in philadelphia. the posts from over the weekend all used the word "clown." some even talk about blowing up schools. the unusual reports started surfacing back in august in greenville, south carolina. >> right there at that tree back there. >> reporter: children told police that clowns tried luring them into woods by offering money. since then, sightings keep increasing. on new york's long island, social media threats from anonymous clown accounts kept

>> the second clown, i guess, was kneeling. >> reporter: parent khalique owens: >> nobody knows how to defend against it because we don't know if it is a prank or they are really trying to harm people. >> reporter: now they are using social media to track down these costumed offenders. in la grange, georgia, police posted about issuing warrants for four people on charges of making terrorist threats an disrupting public schools. in kentucky, this young man was arrested for trying to scare people in a ditch. police have arrested at least 12 for participating in menacing stunts or making false reports. in houston, texas, this instagram post shows clowns threatening to kidnap students or kill teachers. parent rochelle hudson: >> this would make me drive my daughter to and from school. >> reporter: for anyone who think this is funny, police say there is at least one deadly

in a dispute, and he was wearing a clown mask. reena, a 29-year-old now faces first degree murder charges in that case. >> ninan: i can see why parents are concerned. jamie, thank you. officials in southern california say people should be on heightened alert until tuesday for the increased possibility of a major earthquake. the warning follows a swarm of small earthquakes last week beneath the salton sea in southern california. the salton sea is on the san andreas fault, which hasn't ruptured in more than 300 years. this weekend, pope francis set interfaith harmony in georgia and azerbaijan. seth doane tells us about the pope's trip. >> reporter: during his visit to the majority muslim nation of azerbaijan today, the pope visited a mosque, where he said, from this highly symbolic place, a heartfelt cry rises up once again. no more violence in the name of

azerbaijan heads a tiny catholic population but the vatican seized the country as a model of religious tolerance. ( speaking spanish ) >> reporter: you are a little flock, the pontiff said, precious in god's eyes. on saturday in georgia, one of the world's oldest christian nations which is majority orthodox, an effort to display religious harmony was overshadowed by the sparsely attended mass. a delegation representing the georgian orthodox church skipped the event. and in an impromptu remark, the pope talked of a global war blaming gender theory, one's ability to choose their own gender, as a threat to marriage. he also took aim at divorce. and in a lighter moment, disabled dancers performed for the pope, giving him a chance to step back and watch others' choreography, a brief break from his own three-day cultural and diplomatic dance. seth doane, cbs news, rome.

the 39th president and nobel peace prize winner celebrated at home in plains, georgia, where he was born october 1st, 1924. last march, carter announced he successfully completed cancer treatments for melanoma which had spread to his brain. carter and his wife rosalynn recently celebrated their 70th anniversary. this morning, the former

>> ninan: a new traveling exhibit opened this weekend on the national mall in washington. it's called "forced from home," and it shows what it is like to walk in a refugee's shoe. heba kanso has our report. >> reporter: imagine having to run from your home with just a few of your things. a small boat might be your only

a crowded tent might be your only shelter. for more than 65 million people around the world who are refugees and displaced, this is reality. so, this is a daily usage for an american, what they would use; and this is when you are a refugee. >> yeah, exactly. >> reporter: dr. ahmed abdalrazag is an aid worker for doctors without borders and a tour guide for the force from home exhibit. are they surprised to find out that you wa >> definitely, yeah. a refugee can be anyone. can come from different backgrounds, they can be doctors, engineers. >> reporter: he fled iraq as a teenager, eventually ending up in tunis where he became an aid worker for the organization. helping people in this same camp where he was a refugee. >> i think it's easy for americans to feel like this is far away and not a problem. >> reporter: jason cone is the executive director of doctors without borders. he says the refugee crisis is

>> the reality is it is a very serious problem for many people. and with this exhibit, we're trying to close that distance so people can understand or put in the shoes of someone who has to flee their home. >> now you can go behind and take five. >> reporter: when visitors start the hour long tour they can only bring five items with them. along their journey they have to give up those things. one by one. as refugees often must do. at the end of the exhibit, immerse themselves in the stories of refugees and the countries they're in. denise visited the traveling exhibit in new york. it will be in four other cities through november. >> you can read about stuff, hear about it. i think having an immersive experience and meeting people who work with this every day is really important. >> we are people like them, and we have the-- compassion and we want to contribute to society,

>> reporter: and through this experience, give people a deeper understanding of what it's like to be forced from home. heba kanso, cbs news, new york. >> ninan: well, another powerful new exhibit opened saturday at george washington's mount vernon estate in virginia, paying tribute to slaves owned by the nation's first president. washington's views about slavery changed as he got older. in his will, washington freed the slaves who worked for hi the exhibit, called "lives bound together," includes 150 artifacts. up next, it's a last call for

>> ninan: it's last call for vin skully, the 88-year-old his 67-year career with the l.a. dodgers. he's been a dodgers announcer since 1950 when the team was in brooklyn. vin skully's final game was in san francisco, home to his also retiring: dick enberg, the voice of the san diego padres in recent years. his final game was in arizona today. >> the great dick enberg, calling his final baseball game on padres tv. enberg's professional

nearly 50 years, and covered several sports for cbs. enberg covered n.f.l. football, college basketball, u.s. open tennis and p.g.a. golf. dick enberg is 81. congratulations to mr. enberg and mr. skully. still ahead, silicon valley serves up robo pizza. that's right.

>> ninan: well, finally tonight, in this emerging age of drone deliveries and driverless cars, technology now brings us robo pizza.

silicon valley is reinventing the pie. >> reporter: this kitchen is where technology and the culinary arts collide. humans and robots work side-by- side at zume pizza in mountainview, california. >> go ahead and place your order. you hear that bell? >> reporter: that's my pizza? >> that's your pizza. >> reporter: all right, let's go check it out. veteran restauranteur julia collins founded the delivery- only pizza company with alex garden, former president of online gaming company zynga. >> i s after a $40 billion domestic delivery pizza market. >> reporter: and they say they are able to do it cheaper than the competition, with help from specially-designed robots like bruno who lifts the pizza into the oven. these robots do tomato sauce and spread it but a human still puts on the topping. >> this is stuff that will be automated in march of next year. >> reporter: what happens to his job? >> noel will be helping us open

>> reporter: so you are not worried about losing your job? >> absolutely not. >> reporter: the company is committed to using robots for repetitive mundane tasks to eventually move the kitchen staff into the front office and shift focus to what zume pizza considers its marque innovation. this is a giant pizza truck. >> probably the biggest pizza truck ever made. >> reporter: a truck with more than 50 ovens that cooks pizzas while they are out for delivery using special software. that you are just the number of minutes away from arriving for that particular cooking for that type of pizza we have them switch on. >> reporter: wow. >> it's amazing. >> reporter: the truck is making test runs right now, but zume has already been delivering robotic-made pizzas for months, the traditional way. >> honestly, it tastes pretty good. had it once before. the ingredients are all pretty good, i don't feel like crap after eating it.

invest some of the money it says using robots to buy better ingredients. hmmmm, that's really good. >> it's pretty good, right? >> reporter: it's really good. >> going to be 170 calories a slice, versus what you would see with a competitor at about 320. >> reporter: so this is almost half the calories. >> half the calories, half the fat, half the cholesterol. >> reporter: same price and you made it with robots. >> that's right. >> reporter: a technical triumph, any way you slice it. carter evans, cbs news, mountainview, california. >> ninan: and that's the "cbs later on cbs, "60 minutes." the news continues now on our 24-hour digital network cbsn, at www.cbsnews.com. i'm reena ninan in new york. we leave you with the albuquerque balloon festival in new mexico. good night. captioning sponsored by cbs captioned by media access group at wgbh

captioning funded by cbs and ford. we go further, so you can. >> stahl: for five weeks, this no-man's land of ice was home to an expeditionary team of sailors, scientists and engineers, who's mission was to understand how to survive in maybe the most hostile conditions on earth. >> it's about 25 below zero with the wind chill. >> stahl: the stakes are high-- trillions of dollars of natural gas and oil long-buried under the sea floor. which is one reason we came upon a u.s. attack submarine in a most unlikely way. >> rebel! >> cooper: nate parker's new