australia is the first country to lend aid to overcome isil. >> it was another grotesque repeat of flagrant isis bar bare itself. david hanes, a british aid worker kneeling as the feet of the now familiar executer. >> david has been murdered in the most callous and brutal way imaginable by an organization which is the embodyment of evil. >> hanes was a married father of two whose family had tried in vein to secure his release. the brazen video aimed at allies of the united states comes just days after president obama -- >> my fellow americans --

-- announced steps to fight the terrorist group. >> we're moving ahead with our strategy. >> secretary of state john kerry said sunday that some arab nations have offered to lend airpower against isis. >> some are prepared to take action alongside the united states and to do air strikes. >> critics say isil can't be beaten from the skies. >> it's going to take an army to beat an army and this idea we'll never have any boots on the ground to beat them is fantasy. >> one source says iraqi ground forces are not ready for the job. >> we'll need people on the ground advising those guys. >> that's exactly what president obama has vowed not to do. chuck seibertson, abc news, new york. state , a smuth in a

psychiatric facility charged with murder. police say she suffocated her children ages 1 and 3. we know what she did in the days leading up to the deaths. brad bell has more. >> sonia spoon called her daughter cala thompson and aden spoon the loves of her life. she posted this happy selfie. last week something apparently snapped in spoon's case so profound that her mother called the police. >> she advised her daughter had suicidal thoughts and also that she wanted to take the life of her daughter. >> spoon was hospitalized for a psychiatric hospitalization. it was after 2:00 a.m. sunday morning that police were again called to spoon's parents home. the children near death. >> without getting into too many particulars, there were bags placed over the children's

heads. >> they died hours later. >> police say sonia spoon confessed but the motive remains unknown. we've learned from courses that she was involved in a custody battle for her daughter the cala. she told a friend she was going to kill the children. the father of her son lives nearby. he told us off camera he hasn't seen the baby or spoon for seven months. he says he's crushed by what happened. his father is speaking on his behalf. >> he doesn't know what to do. just have to move on. >> brad bell, abc7 news. >> investigators are looking into a bus fire on the inner loop of the beltway. flames pouring out the back of a charter bus. the incident caused major back-ups. witnesses say approximately 30 passengers were escorted off the bus. >> heard a loud boom and the bus

driver pulled over and next thing you know, he told everybody get off the bus. >> fortunately, no one was hurt in the incident. the bus company said they're cooperating fully with officials. our thoughts and prayers are with all who are involved. metro officials say they will be meeting with the governing board to works out the new electronic payment system. the full pilot program will roll out in january in 10 stations and two parking garages. on tuesday it will be one year since the navy yard shooting claimed the lives of a dozen innocent victims. what's being planned to honor the victims. and learn what the baltimore ravens organization's doing for fans who want to get rid of the ray rice jersey. and it was beautiful today. >> it's going to be cool tonight. just how low will temperatures

go? i've got the forecast for the week

>> let's look at the news week ahead. the 1234e9 will hold a hearing on statehood for the district. it's the first hearing of its kind in the senate in two decades. they say it's residents deserve the same rights as other americans. but opponents say the founders intended the city to remain a separate entity and not become a state. and the secretary of the navy will hold a remembrance ceremony

tuesday at the navy yard. it's to mark one year since the deadly shooting. gunman killed a dozen people before being killed in a shootout with police. the names of the victims will be read and a bell will toll for each of them. another ceremony will take place in southeast washington. that is free and open to the public. on friday and saturday, the baltimore ravens will offer an exchange for ray rice jerseys. that will be at m. & t. stadium in baltimore. fans are told they can exchange it for any available jersey of another ravens player. he was shown on video punching his fiance. he's been suspended indefinitely. we're getting a sneak peek at the changes coming to a popular museum in the district. plus eileen has the forecast. will the cool weather stick

>> the national museum of american history is getting ready to open its latest exhibit. we got a sneak peek inside and tells us what you can expect inside. >> the nation's greatest collections of american history. >> wearing a different kind of hat at the smithsonian's national museum of american history. >> they want to be engaged with

it and have experiences. >> he showed off the museum's new three-floor west wing which is still a construction zone. the foundation is being built for the american experience. >> a common theme. >> the $158 million renovation project is expected to bring american history alive to visitors with performance spaces, a performance center and the first-ever exhibit on american business. a place where you can not only witness history but feel it. >> they're all authentic, but they're not part of a national collection which means that they can be handled. >> everything from an alarm clock to the first cell phone. >> the ad for this phone probably proclaimed that ponal weighed four pounds, two ounces. >> the idea is that the museum becomes transparent. >> the new wing at the national

museum of natural history is on schedule. the first wing is scheduled to open to the public on independence day next year. >> it's the greatest american history museum. will open in 2016 and twevpbt. carolyn tucker, abc7 news >> what's your favorite museum in washington? >> air and space museum. >> that is a good one. >> there are so many good weather day toss choose from, tell us about it. >> tomorrow, fantastic. after such a beautiful sunday, hopefully you had a lot of time to spending out doors. beautiful all across the board. one spot in particular, chesapeake beach, maryland. a few clouds but temperatures so cool, so crisp. it felt like such a lovely september day. we had a few clouds in the late evening hours that aided in a really colorful sunset. you can see some of the pinks here in the time lapse i froze

at about 7:30. 56 degrees, the current temperature. 70 degrees, the high after a morning low of 53. in he'sburg, 61 degrees after a high of only 67. our average -- our average this time of year, 80 degrees. reagan national made it to 74. tomorrow will be closer to the 80-degree mark. behind a cold front we're going to fall into the low 70's for the latter half of the workweek. temperatures falling into the 40's and 50's in the overnight hours. 53 in dulles. 58 in indianapolis as well as in quantity quo -- ams. actually frost and freeze advisories in effect for northern pennsylvania, parts of new york and even into the rest of new england. nothing like that for us here yet, but i think give it a few weeks and we'll probably have

our own frost and freeze warnings in effect. high pressure, our dominant weather feature, so that's responsible for delivering us this really quiet weather pattern. one hick up in the weather forecast is this weather front moving through monday night. it's going to bring us a few showers but most of you probably won't even notice the showers because they're going to occur when you're sleeping. so tomorrow morning, no need for the umbrella. we'll see plenty of sunshine after a school start. a light southerly wind ahead of the cold front. by 5:00, the showers still off to our northwest and probably after about midnight that the showers will greet us but it should be out of here by the morning commute by tuesday. behind the front, sunny, breezy and comfortable with temperatures in the low 70's. tonight, 46 in the suburbs to about 57 downtown. kind of a cool start tomorrow. kids may want to bring the jacket or a light sweater. by recess time, warmer weather. pretty mild. make sure you bring the jacket

home, kids, because you'll probably need it for the rest of the week. overall just a few increasing clouds in the afternoon as the front approaches. showers overnight monday into tuesday. by the latter half of the workweek, coolest air we've had this season with overnight low ngs the 40's and 50's. >> i'm not complaining. i love football weather but -- >> but? >> it was our swim pool's last day of summer and it was a little cool. >> you didn't go in? >> big news for apple fans. we'll show you the tricks

>> beware, facebook users. there is a fake message app out there. if you download it, you will exposing all the personal information in your phone to scammers. security experts say you should be skeptical even as messages come from your friends because those accounts could be hacked as well. after months of speculation, apple officially unveiled its latest products last week. we expected a new phone and a wearble device. but some say it wouldn't be apple without one surprise. >> these are the new i-phones. >> tim cook not only unveiling 4.7-inchphone 6 with a display and also a brand new apple watch. >> because you wear it, we

invented new entity ways to connect and communicate directly from your wrist. and it's also a comprehensive health and fitness device. >> the apple watch works in swinge the iphone. apple also demonstrated its just apple pay system. >> $23.78. >> that's it! >> apple pay stores all your credit card information and apple promises it's encrypted. it was 30 years ago on this very stage steve jobs unveiled the first macintosh computer. now cook is at that time helm trying to keep apple ahead of market.ly competitive >> the foundation that he left, you can see in all the things we're doing today. >> and in an effort to reach the

masses, apple is also releasing u 2's new album early, giving itunes listeners a month-long prove before it goes on sale. >> verizon has offered cell phone customers a free iphone 6. there is a catch. you must trade in your old phone nd sign a two-year contract. sprint and t-mobile are matching the verizon deal and in some cases will add extra credit to your account. well, amazon is trying to steal some of the thunder from the iphone 6 by cutting the price of its fire. for a limited time, the fire will cost you just 99 cents. it's only sold about 35,000 since its launch in july.

meantime, eileen has a final look