funerals, should have been having a parade for fallen heroes that took care of our babies. >> lilia lucianos back from uvalde. lilia, reading from the report about the gunman's past, wild threats, earned nickname school shooter from those he played online games with. callt oen, it quote became a running joke. >> reporter: that is a lesson to us all. it is no joke when those alarms go up. also learned from investigators that family members told them the shooter had attended fourth grade in that classroom and been bullied in the fourth grade. so might have been targeting his own classroom. >> lilia luciano, thank you. >>> there seems to be no place in america safe from the scourge of gun violence that's infected every aspect of our lives, this weekend no different. in two days, 16 mass shootings across the country that killed at least 14 people, injured 56 others. includes a deadly shooting at shopping mall in greenwood, indiana. russ mcquaid of wttv is there. >> getting calls, possibly active shooter at greenwood park mall. >> reporter: about to close when 20-year-old man armed with a pistol

we have a lot to get to tonight, and cbs's lilia luciano will start us off from uvalde. good evening, lilia. >> reporter: good evening to you, norah. that report concluded that law enforcement prioritized their safety over the lives of innocent victims. and tonight, we're hearing from the two agencies that had the largest number of officers and agents present, that's customs and border protection and theend safety, both saying they have launched internal investigations into the response. ( gunfire ) >> ( bleep ) am i bleeding? am i bleeding? am i bleeding? >> that's my wife's classroom. he's shooting at the classroom. he got me. >> reporter: within four minutes of police entering robb elementary school, one officer alerts others, the shooter is in his wife's classroom. >> reporter: body-cam footage from uvalde police officers evidenced the confusion and chaos in the hallways of robb elementary. >> clear the building! >> reporter: other officers say he's in an office. >> we believe he's barricaded in one of the offices. still shooting. >> hey, we're going in or staying her

lilia luciano has more. >> reporter: millions are on the move across the nation this holiday weekend. travelers are returning to airports in record numbers but are facing thousands of canceled and delayed flights. >> definitely planning for extra, extra chaos and are trying to check as much as we can to keep moving through the airport simple. try not to lose these two. >> reporter: tsa screened nearly 2.5 million passengers friday, the highest since before the pandemic. that same day, almost a third of flights were late or scrubbed. alam khan was stuck at new jersey's newark airport saturday trying to make his wedding. >> she's waiting in toronto. so we're trying to get married. i'm just going to shoot her a call like, look, babe, i'm kind of stuck here for now, but i'll be there as soon as i can be. >> reporter: to avoid the airport hassle, an expected 42 million are traveling by car, even with steep gas prices. the national average for unleaded gas is $4.81 a gallon. in california, it's $6.24. keeping many stress and headache free at home for the holiday. >> i'm trying to avoid it a

lilia luciano, cbs news, uvalde, texas. >>> coming up, trouble averted at netflix. why the company is relieved after losing a million subscribers. >>> and a big rush for lottery tickets this evening as the mega millions jackpot soars. >>> coming up all new at 6:00, doctors in the south bay pushed to the brink. they say they're overwhelmed and understaffed. >> management style that tells a physician no. we're not going to staff properly. what you need to do, doctor, is work more. >> their message to county leaders and the impact it's having on patients. >>> plus -- >> a construction project crippling businesses along a popular peninsula >>> there is a little bit of relief for some people looking to buy a home in the bay area. prices are starting to take a dip. new numbers from the california association of realtors showed marin county had the biggest drop in the average price of a home. 14% down from last month. prices in alameda county dropped 8%. they were down 6% in san francisco and santa clara counties. and contra costa saw a drop of 5%. the same report found ho

lilia luciano, thank you so much.gton, families and survivors from uvalde, texas, highland park, illinois, and other mass shootings gatered together to demand more action against gun violence from congress. we spoke with one man who lost his ten-year-old in the elementary school massacre and is now pushing for change. brett cross never imagined he'd be speaking out on behalf of a child, gunned down at school. this child, ten-year-old uziyah garcia, his nephew who lived with him and he considered a son. >> he was energetic, just always full of love. >> reporter: what do you want to change? >> we need to ban the assault rifles. i'm sure everybody has already seen the video from last night. the amount of rounds that happened as quickly as they did would not have had with another weapon. >> reporter: it was excruciating to watch. you're a parent. i can only imagine how hard it was. >> yeah, that was my son's final moments, you know, and he walked in so nonchalantly, and then to see the police, who we tell our kids to trus

norah. >> o'donnell: lilia luciano, thank yo. to capitol hill, now, where there will be critical hearings on the january 6th committee tomorrow. the key witness is still a mystery, but we do know that lawmakers say they're going to connect the dots between far right groups like the oathkeepers and president trump. cbs's scott macfarlane has all the new details. >> reporter: on the eve of it's next hearing, another star witness says he's willing to talk to the committee investigating the u.s. capitol attack. >> i'm never going to back down. >> reporter: president trump's former white house advisor steve bannon, after snubbing the committee for months, says trump dissatisfied with how the hearings are progressing has given him the green light to talk. the committee wants to know what bannon knew ahead of the capitol attack and has focused on this prediction from him the day before. >> all hell is going to break loose. >> reporter: tomorrow's hearing will explore the mobilization of the mob including by far right groups, the proud b

lilia luciano. >> reporter: out west, cowhide leather may be losing its luster row a cow to spec. they do. what's remarkable about natural material can you grow to form. >> reporter: this made from mushrooms under the watchful eyes of bay area technicians. >> feels like leather. >> reporter: one company engineering mushroom leather through mycelium, the underground network of fibers that's the basis of mushrooms, the company turning heads with what plant-based leather is capable of. >> it's phenomenal material. everybody loves leather for clothes or car. >> reporter: approaching the issue from scientist perspective. says leather is huge industry to take on but the fashion world has always embraced innovation, especially kind that fights climate change. >> fewer cows we grow industrially will lessen the ggt contributor to greenhouse gas emissions are from the cows that make their leather. >> deforestation. >> biodiversity loss, ecological collapse, list goes on and on. >> reporter: but it needs to be durable, workable and most importantly, look and feel like the real thing. >> we'r

lilia luciano, thank you so much. >>> back here in washington, families and survivors from uvalde, texas, highland park, illinois, and other mass shootings gathered together to demand more action against gun violence from congress. we spoke with one man who lost his 10-year-old in the elementary school massacre and is now pushing for change. brett cross never imagined he'd be speaking out on behalf of a child gunned down at school. this child, 10-year-old uziyah garcia, his nephew who lived with him and he considered a son. >> he was energetic, just always full of love. >> reporter: what do you want to change? >> we need to ban the assault rifles. i'm sure everybody has already seen the video from last night. the amount of rounds that happened as quickly as they did would not have happened with another weapon. he walked in nonchalantly, and then to see the police who we tell our kids to trust and to put their faith in and everything just stand by and do nothing. the cops there in uvalde were cowards. it was a massacre. my son didn't have an abdomen after this. it's not left or right, rep

lilia luciano attended a press conference moments ago. what more can you tell us?> reporter: well, erroll, i'll tell you more about what you were just saying. we learned more in that report today about the gunman, including he had never fired a gun before. he had suicidal ideation. he glorified violence online and he had sociopath thick tendencies but nobody who came in contact with him ever alerted authorities about him. the investigation conducted by a texas house committee highlights systemic failures and egregious errors. the gunman's family and robb elementary administrators. the 77 page report and surveillance video was given to victim's families sunday morning. the report blames a lack of leadership that extended beyond local police saying, quote, hundreds of responders from numerous law enforcement agencies, many of whom were better trained and better equipped than the school district police quickly arrived on the scene. a longer version of the surveillance video was leaked by local media last week. it shows the gunman entering robb elementary and it was di