tonight, the outlandish video sent out by the president, showing him knocking down and punching a man who's a stand-in for cnn. is it comedy or a threat to the media? and is settling scores taking over president trump's agenda? breaking news. engine on fire. the frightening scene on the runway. passengers rushed off the plane. flames shooting from the engine. trapped. the deadly home explosion and the scene of destruction. the blast happening as workers were trying to repair a gas leak. breaking news in that road rage killing. a suspect turns himself in. police say they found the weapon he used to shoot that 18-year-old girl. assault on isis.

the battle for mosul. iraqi and u.s. forces about to finish the job, as families are caught in the crossfire. and, wild weather. tornadoes, violent storms, and flooding rains. campers scrambling. roads washed away. tonight, what's in the forecast for your holiday plans. good evening. thanks for joining us on this sunday. i'm tom llamas. and first up tonight, president trump sending out a bizarre video and raising the question, is his social media habit hijacking his agenda? the president focused on attacking the media. tweeting this mock video of him tackling then punching a man who represents cnn. is this shocking image of the president just

it incite violence against the media? here's gloria riviera. >> reporter: tonight, president trump escalating his war on the media. tweeting a mock video, showing him outside a wrestling ring punching and tackling a man with the cnn logo covering his face. trump's homeland security adviser tom bossert, seeing the video for the first time on "this week," defending the president. >> there's a lot of cable news shows that reach directly into hundreds of thousands of viewers, and they're really not always very fair to the president. so i'm pretty proud of the president for developing a twitter and a social media platform where he can talk directly to the american people. >> is that the kind of communication that you want, that he's beating up on somebody? that he's beating up on the media? you're in charge of homeland security there. that seems like a threat. >> yes, it's certainly not, though. i think that no one would perceive that as a threat. i hope they don't. >> reporter: abc news contributor ana navarro, who is also a cnn contributor saying trump's message could have consequences. >> it is an incitement

>> reporter: the white house did not respond when asked for a comment. but earlier this week, during the president's twitter tirade against msnbc co-hosts joe scarborough and mika brzezinski where he called them "crazy" and "dumb as a rock," spokeswoman sarah sanders insisted -- >> the president in no way, form, or fashion has ever promoted or encouraged violence. if anything, quite the contrary. and he was simply pushing back and defending himself. >> reporter: during the campaign, at some trump rallies there were outbreaks of violence against protesters. at times then-candidate trump appeared to encourage it. >> if you see somebody getting ready to throw a tomato, knock the crap out of him, would you? we're not allowed to punch back anymore. i'd like to punch him in the face, i'll tell you. >> reporter: but last night trump making it clear. his main opponent now is the media. >> the fake media tried to stop us from going to the

and they're not. >> the president, we can hear him there, seems to be focused so much of his attention on the media, but he has a full agenda this week. >> reporter: that's right. the focus point on health care, and in addition, one of the most important meetings for this president to date. a one-on-one with vladimir putin, expected to take place in germany next week. >> thank you. next to the breaking news from denver. an engine on a passenger plane catching fire as it was landing. here's stephanie ramos. >> reporter: tonight, panic on board this plane in denver as flames shoot out of the engine. >> it's 5869, we're observing flames from here.

>> reporter: flight 5869 on its way from aspen to denver, touching down safely. then, while taxiing, the pilot reporting a fire onboard. >> it's not a brake fire at all. it's a fire out of the atu compartment. >> reporter: seconds later, all 59 passengers scrambling off the plane and onto the runway to safety. firefighters rushing in dousing the flames. one woman snapping this photo moments after being evacuated with her young family. skywest tells us everyone got off the plane safely and there were no injuries. but tonight that investigation into what caused the fire just getting under way. tom? >> stephanie, thank you. next to the neighborhood rocked by a deadly explosion. just before workers were called to the scene to contain a gas leak. here's erielle reshef.

debris, the only remnants of a pennsylvania home leveled by a powerful and deadly explosion. disaster striking as workers tried to plug a gas leak. >> we just got an explosion. >> reporter: the force of the blast killing one worker, injuring three others. this video showing the immediate aftermath. a plume of smoke rising into the air where this white house once stood. gas leaks causing more than 40 explosions across the country so far this year. just last month, this home in new jersey blown to pieces. that same day, two houses in chicago flattened. in both cases, the people inside narrowly escaping. >> thank you. next, an arrest in the road rage killing that made national headlines. an 18-year-old girl gunned down on the highway outside of philadelphia. the suspect is facing multiple charges including first degree murder.

authorities say mercilessly shot and killed 18-year-old bianca roberson in a fit of road rage is in custody tonight. authorities say david desper turned himself in overnight as they were closing in on him. >> the west goshen police department, chester county detectives were not going to give up. >> reporter: that red pickup, found at the 28-year-old's home. investigators also locating the .40 caliber handgun they believe was used to assassinate roberson, saying desper was licensed to carry it. >> to shoot somebody in the head from one moving vehicle to another is a calculated act. >> reporter: the recent high school grad was driving home last week. investigators saying cameras show roberson's car and desper's truck jockeying for position as they merged on the highway. desper pulls out his gun and shoots roberson. his truck then seen speeding off. roberson, just days away from college orientation. >> we was all proud of her. because we knew she was going to be somethingnd

>> reporter: her father now wears her necklace in her memory. >> never going to take it off. it's my daughter. >> reporter: desper now charged with first degree murder. authorities say there is no indication this was a hate crime. >> thank you. to the battle to take out isis. the forces scoring an emotional victory. but thousands of civilians are still trapped by the fighting. ian pannell inside the city under siege. >> reporter: tonight, a city on the verge of liberation. isis swept along these streets three years ago. now much of mosul is an ancient city in ruins. a sudden stream of people emerge from the rubble under a backdrop of gunfire. people died,

old man tells us they were escaping from isis. they'd clearly been caught in the crossfire. those unable to walk, carried out on the backs of others. a dozen, two dozen people -- men, women, old men, children. some of them clearly badly injured. there's no hospital or care. civilians have been routinely kidnapped, tortured and killed by isis. no one knows how many have died here. or how many are still trapped. some people held as human shields. as you can hear battle still going on. they think there are one to 200 isis fighters holding out. what makes this so hard is that they're willing to stand and fight to the death. the ranks of the dead and wounded grow daily. humvees hurdle past as makeshift ambulances. u.s. and iraqi officials say

but don't expect peace anytime soon. that's because there are still significant isis pockets nearby, some cities that had been liberated have been attacked again. and don't forget the battle for raqqa, the capital of the caliphate, has only just begun. tom? >> thank you. and in syria, jihadi militants are suspected in a series of car bombings. 18 people were killed. no group has claimed responsibility, but isis and al qaida have been nearby. and detectives searched in his home and found the box where that rifle was kept. be bello

this water spout in maine. two confirmed. wind and rain in allentown, pennsylvania, blowing this plane upside-down. here's rob marciano, tracking it all. >> reporter: dark storm clouds rolling in as extreme weather slams parts of the east this holiday weekend. watch this rare waterspout tear across a lake in maine. the same storm toppling trees and knocking out power to thousands. this fire sparked by a downed power line. torrential rain wreaking havoc on holiday travel, swamping roadways in utica, new york. >> the water just came gushing down here. >> reporter: this road in new hampshire, nearly washed away by heavy rain. >> third alarm water rescue with a mayday. >> reporter: in new hampton, flash floods engulfing 160 campsites, rescue boats required to get campers out, everyone safe tonight. >> they did see it on fire and saw it come down. >> reporter: a plane crashing in

georgia, killing its four passengers. a thunderstorm in the area may have contributed. and in the southwest, hard-hitting hail ricocheting off the ground in new mexico, forming a river of ice and water. >> rob joins us now. what is the weather forecast looking like? >> oklahoma city seeing flash flooding, dangerous winds. that cluster of storms will continue to move tonight. and for monday, scattered storms across the south. still hot but dry across the northeast. and hot and dry cross the west. and the fires brewing out there, only going to get worse. >> thank you. next, a big break in the case of a missing graduate case from china. a suspect under arrest. and

images and the clues found on his home. here's lana zak. >> reporter: tonight, a college student missing. investigators saying he used the internet to plot the young woman's abduction. yingying zhang, disappeared this month. these surveillance pictures, the last known images of her. on june 9th, at 1:35 p.m., she's seen boarding a bus near campus. texts she's running late for an appointment. at 1:52 p.m., she exits and unsuccessfully trying to flag down another bus. then, just after 2:00 p.m., a black saturn pulls up. after a few minutes, she gets in and they drive off. authorities, tracking down that black saturn and arresting brendt christensen. >> those that knew him are quite surprised. investigators saying they found evidence on his phone.

called "abduction 101" and "perfect abduction fantasy." and "planning a kidnapping." authorities believe the victim is no longer alive. >> thank you. there's still much more ahead on "world news tonight" this sunday. the freeway fireball. the plane crash captured on camera. tonight, how the husband and wife that were inside the plane are doing. plus, cashing in early on some of the giant discounts you're hearing about online. and keep your eye on the lead dog in this race. what we're learning tonight about the front runner and what his owner allegedly put in his system. you're not going to believe it. stay with us. ♪ your body was made for better things than rheumatoid arthritis. before you and your rheumatologist move to another treatment, ask if xeljanz is right for you.

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finally tonight, "america strong." the officer who rescued a little boy and changed his life. here's ron claiborne. >> reporter: a new beginning. a chance for a new life. a boy and an oklahoma police officer cementing their special bond. >> he was helpful to me. he's the reason i'm here right now. >> reporter: officer jody thompson recscued john, now 10. >> from deplorable conditions. investigators say he was tied up by his biological parents, put in a trash can and starved. officer thompson took him to the hospital and stayed by his side in the intensive care unit until he got better. >> when i seen him in that house i knew. >> reporter: he knew that he wanted john to be a part of his family. and that's just what he did. it took more than a year. but thompson and his wife adopted john.

and now john is thriving. a straight-"a" student. on the honor roll and in the gifted and talented program. >> he went through more than many adults have been through. >> reporter: and more than that, when the thompson's found out john's biological mother had a baby girl in prison, they adopted his newborn sister, too. >> we picked her up at the hospital. she was barely 24 hours old and brought her home. >> reporter: another addition to the thompson family photo, a picture of hope and love, all because of a cop who does his job with his badge and his heart. ron claiborne, abc news. >> so tonight we salute jody thompson and john for being "america strong." thanks for watching. i'm tom llamas. see you right back here tomorrow night. have a great evening. good night.

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>> tonight on abc 7 news at 6:30, murder on the highway. this man shot and killed on the beltway overnight. tonight, police and family are issuing desperate pleas for help. the president of the united states is inciting violence against a free press. america, we cannot stand for it. >> crossing the line here or just a joke? president trump's morning twe et, a video showing him in the wwe style smacked down with cnn -- smackdown with cnn. trying to beat the heat. the fourth forecast is starting to change. what you need to know to