>> tonight, new protests erupting on the streets of chicago. angry demonstrators demanding the mayor's ouster after he apologizes foror the city's response to a deadly police shooting. a city torn apart by charges of police misconduct and gang-related murders. tonight, o one mother's pnful journey to improve the place some refer to as chiraq. we're hearing from the new young stars of the hotly anticipated "star wars: the force awakens." about to bring you back to the galaxy far, far away. what the newbies told us about the legendary harrison ford. >> chewy, we're home. and this year's favorite viral videos. the shake it off singing cop. the ball prank. gus who still holds the title for the most popular video of all-time? first the "nightline 5." >> what does it take to stay close to a dad who's oceans

a box of crayons. a fleet of paper airplanes. a next-door neighbor with a box. and a delivery from overseas. that make the distance disappear. papeand packaging. how live unfieldolds.

seconds. good evening. thap are thanks for joiningng us. tonight many in chicago saying, enough is enough. protesters taking to the streets demanding action. it's the latest clash i in an ongoing war against violence in a city that's lost so many sons

spike lee's latest film "chiraq" takes a look at the violence that's plagued the city. the toll it's taking and one mother who's fighting for change. here's my "nightline" coanchor byron pitts. >> this is my son, my baby. >> reporter: pam bosley knows chicago's pain like few others. a doting wife and mother. that's terrell, her oldest boy, raised inn the church beside her. the last time they talked that's where he was. >> he was at church. i was like, baby, be cacareful. he's like, ma, you're always worrying. i'm good, i don't know w why you're tripping, ain't nothing going to happen to me. my next call was, my bababy been shot. >> reporter: he was s 18, a college freshman, never a day's trouble, gunned down on his way into chohoir praice on chicago's south side. terrell collapsed at the pastor's feet. >> i need you now. i need you now >> reporter: the suspected motive, a gang initiation, a wannabe hoodlum ordered to gun down a stranger. terrell bosley happened to be

songs that once soothed pam's soul now only add to her suffering. >> i can't watch no more. that's my baby. so i really don't watch the videos. because he's supposed to be still here singing. >> reporter: pam's son just one of the thousands who have died here in the past ten years. chicago has one of the nation's hiest murder rates. and in the past month, news of the deaths of two young african-americans -- 9-year-old day shon lee, a target in a gang war. >> this is my only baby. >> reporter: and 17-year-old laquan mcdonald, shot 16 types by a chicago police officer -- have reignited an old fuse. a bomb generations in the making. >> we as a city must and can do better. >> reporter: today protests erupted all over the city. demonstrators stormed the mayor's office demanding his resignation. >> racist police! >> reporter: after the release

police officers involved in violence. it wasn't t polic who killed pam bosley's n. nearly a decade later she still doesn'tnow who pulled the trigger. >> 70% of the cases are not solved in chicago. 70% of the cases in chicago are unsolved. the community i live in is not valued. >> reporter: pam bosley is not a statistic, she's a mmentator. she did what good parents are supposed to do, yet her boy still died. >> you hear people talk about all the time what parents donon't do, that their kids get in troublee because they didn't have this. you he a beautiful home, loving husbanand, believing in the importance of educatio discipline, did everything right. >> yes.s. the perception of our black men is that they're all in gangs and sell drugs. that's the perception we have to get away from. a lot of them are good kids that are being killed. >> reporter: so afraid of the danger outside their front door, pam and her husband built this backyard patio. >> this is the safe haven spot

>> reporter: it didn't protect terrl. now she keeps an even tighter grip on their two remaining sons. >> lovely as your home is, it seems like a prison. >> it is. my middle son told me, mom, you've got me living inside this box, can you let me outside? i try to let him outut a little bit. but it is a prison. >> reporter: it's the senseless violence in chicago that inspired spike lee's newest satire "chiraq." the title, where did the word come from, why'd you use it? >> local chicago rappersade it up, not me. i ususedt for the same reason they thought it up. we started filming "chiraq" june 1st, ended on july 9th. during that t time, 331 people wounded and shot, 65 gun murdered. >> land of pain, misery, strife. >> reporter: the real meets the surreal. two rival gang leaders engage in a bitter battle over control of the city's south side.

what do you want the audience to take away from it? >> usually when i get askskedhat question i say, i don't want to dictate the audience, tell them what i think. i make an exception in this case. we have to talk about guns. guns affect every american citizen in this country. >> reporter: in a departure from his lighter roles nick cannon plays a ruthless gang leader. >> we force our men to negotiate peace. >> reporter: chiraq is based on the ancient greek play where a group of women wage a sex strike to persuade their men to drop their guns. >> we know the power we have over them withholding just a day. >> reporter: actresstiana paris stars as leader of the strike. >> all you care about is this tired ganter game. it's lame. >> what drew me is i remember getting the script from spike. the first thing he said to both of us is, we have to save lives. that's what this is about. >>ime-out. save lives? >> yes, absolutely. >> that's a high bar.

>> how does this movie save lives? >> when you look at these communities, it's drs, womemen, and guns. those are the pillars. and in order to break that system you have to come in and knock one of those plars down. >> it's a powerful thing to see a powerful black woman. it onlyakes one person to start a movement. is is my version of a superhero. outstanding. >> saving lives. that's our job. >> reporter: the premise of "chiraq" may seem outlandidish, the characters more like cairk ra tours of black america. credit ins say lee's choices trivialize harsh reality. there are those who see this movie and say, the serious issues going on in chicago, how dare you do a movie with satire? >> "chiraq" is not the first film in the history of cinema that has used satire in a subject matter. jennifer hudson. she's in the film.

murdered in chicago. if this film is not righteous, she would not be part of it. >> when a murderer walks free, we are all in danger. >> reporr: john cusk's character in the film is a loose portrayal of real-life chigo priest father michael flagger. >> taid we stop a shooting, i'm the happiest man in the world. >> reporter: he's led a congregation in chicago's south side for the last 30 years. for those who would be offended by the title, "chiraq"? >> i say, you ought to be offended that this beautiful great city that i love has 2,350 shot, primarily black and brown. if those were primarily white kids? americwould have dealt with it. when i have a sixth grader who says to me, when i ask her what do you wt to be when you grow up? she says, alive. no child should have to wrestle with that kind of thinking at

counseled the bosleys after the death of their son. >> i don't come by here at all. >> reporter: we were with pam outside the church where her world was shattered, when she got unsuspected news about her son's suspected killer. >> the pastor's wife was telling me somebody came to the church and said the person who shot terrell got shot and killed. they just told me. >> what does it do to your spirit to hear that? >> even though that person got shot and killed, i wanted that person to go to jail. >> cycle justontinuing? >> yeah, it is. >> reporter: tonight or whatever night the demonstrators go quiet, the politicians move on, the casualties of chicacago's war from within will keep dying inside just a little bit more. >> you going to be okay? >> you know what, i'm going to be okay when i die and go to heaven with my son terrell and with god. >> reporter: for "nightline," i'm byron pitts on the south

>> our thanks to byron pitts. "chiraq" is in theaters now. the fresh new faces of "star wars: the force awakens" dishing about what happened on set. the top ten trending global videos of 2015. did the cops shaking it off come out on top? it's gonna be all right because the players gonna play to play play y buddy, let's get these dayquil liquid gels and go. but these liquid gels are new. mucinex fast max. it's the same difference. these are multi-symptom. well so are these.

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is it me or does it seem the woworld is waiting on the edge of its seat for the return of "star wars"? they first took the galaxy by storm 38 years ago. and now they're back with a vengeance.

is for the return of some of our favorite characters, there are some charismatic young stars who got to tango with the legendary space cowboy harrison ford. here's abc's chris connelly. >> reporter: breath-taking battles. >> give it everything you got! >> reporter: bone-chilling bad guys. dogfights. and droids. plot details of "star wars: the force awakens" remain under wrap. yet while the seventh film in the "star wars" series will bring bacack to the big screen such beloved figures as luke, princess leia han solo, chewbacca. the movie features two newcomers facing off against the dark side. >> i don'tnow your name. >> finn. what's yours? >> i'm rey. >> reporter: an ex-stotorm trooper named finn and rey. >> she's really cool. fy had a little sister i would

>> are we really doing this? heroes for this new generation, played bywo fresh-faced 23-year-olds from the uk. john boyega and dazely ridley. >> i'm shaking, this is insane. >> reporter: boyega looked at original "star rs" auditions. >> you're on your own, i'll let your n, i'll let you off on the nearest system. >> you can't. we've come this far, we must find them. >> you talk about "star wars" acting. >> in a normal movie if you were am a ship, it was about to crash, the characters woul call their family and tell them they love them and cry. in star wars it's like, whoo-hoo! we've done a lot of that. >> reporter: taking her own approach, ridley, for her first major film role made the choice not to pore over the earlier films at the outset. >> i'm really glad that i didn't know it that well because i didn't feel like i was trying to fit into anything.

>> reporter: joined by adam driver playing dark side demon kylo ren with the much buzzed about light saber. >> the first time they've been able to actually put light in it where it reflects two people's faces and do special effects and 3d print, the whole thing armed with lights and special effects, it's pretty heavy. >> reporter: a whiz bang pilot, accolished actors, with memories of "star wars" from childhood. >> this is crazy, look ound. >> what was your first experience of a "star wars" film? >> "retn of the jedi." really the moment when darth vader's helmet comes off is what i remember. it stuck with me very much. it was such a weird, sad man underneath that. >> you were right about me >> it will be like when his helmet will come off. >> my dad had a storm trooper helmet he's helmet he'd chase us around the house with.

>> that's great. that's great. >> trying to make us cry. i punched him in the nose one ti, he was very proud of me. so that's howow i was exposed to it, through pain and misery. >> reporter: "the force awakens" begins 30 years after "return of the jedi" with rey compelled to caf vage on an arid planet. >> she has no family, she has no friends. for someone to maintain a hope within that is a wonderful then. >> camera, action! >> reporter: guidance occasionally from j.j. abrams, stepping into george lucas' shoes, but from the on t the set presence and involvement from the original cast. >> this is the real thing. we're actually doing it. that's chewbacca, that's peter mayhew, that's anthony daniels, that's harrison, carrie, mark -- i think that for me made it feel -- that's what made it feel very real. >> you might need this.

>> did youou sit in harrison ford's seat? >> i did. i piloted "the falcon." i went to step into it and he's like," that's mine." it wasn't funny, it was really embarrassing. j.j. is like, oh mygod. but he was gracious. >> he offered to teach m me a little bit. he did say, remember, it's in spe. like i didn't know what i was doing, just flipping switching and pretending. >> reporter: less pretending call for on "the fce awakens" with abrahams emphasizing so-called practical effects over computer-generated imagery, the real thing. such as the film's new droid bb8. >> are we really doing this? >> bb8, hold . >> yeah, whatever, mate. i didn't do that. shut up. >> i can say that bb8 is the first kind of real relationship thatrey has had in a long time. and it's so pure. it's wonderful.

probably intimidated. like oh my gosh, can i go back to the did? >> reporter: for its two young leads the cnce to see the finished film well before it's december 18th american release date was huge. >> we sat around together forn hour. on the car on the way to the airport i cried a lot. i didn't know why i was crying. it was a very odd out of body kind of experience. >> it was fantastic. i think i'm great i it. >> oh, gosh. >> i think i head somewhere you've been cuddling your dog and baking cakes to keep from going out and having to say whatt ppens in "star wars"? >> that's my life. i don't do that to stop the rest of my life, that is my life. >> reporter: perhaps not for much longer. stardom may beckon after the world gets to see these two in action wearing their "force awakens" wardrobe. >> you'll never see this costume clean bebecause ofhe stuff that happens when i'm wearing it. >> howid they let you know you were going to wear that beautiful number? >> we tried a couple combinations.

desert, it just felt perfect. it fits to the atmosphere so well. >> reporter: the atmosphere had temperatures that soareddo 120 degrees, leaving these two grateful for the physical training they endured. >> we were both so relieved. when we got to abu dhabi we had to run so much. without the preparation, we would have -- >> john, daisy, again, faster? >> faster, mere intense? more enceintense? >> reporter: for "nightline" i'm chris connelly in los angeles. >> "s"star wars: t the force awakens" is produced by a division of abc's parent company, disney. was it the officer shaking it off in his cop car? president obama reading mean tweets for jimmy kimmel?

trending videos of 2015? so. if you're like most people you can sometimes end up spending an embarssing chuck of time falling into a youtube rabbit hole. catchy tunes, comic pratfalls, emic pranks. there's no shortage in the q for picks. who's the winner? 2015, a year of prolific prank and sensational spoofs. youtube releasing its topen trending global videos of 20. at nine, the dover police officer who couldn't help but shake it off. players gonna play to play play

with him. roman atwood with this crazy plastic ball prank at number three. a whopping 56 million views and counting. number two is the clash of chance revenge super bowl commercial. liam neeson battling it out for more than 83 million views. >> you will regret the day you crossed angry neeson 52. >> reporter: and at numr one, if you have an 8-year-old in your life, you have it on repeat. heaven king witith this rendition of "watch me." as in whip and nene. taking the crown for 116 million views. but none of these come close to the most viewed youtube video of all-time. "gangnam style." nearly 2.5 billion views. and no end in sight. got to love the koreans.

tune into "good morning america" tomorrow first thing. as aays we're online 24/7 on our "ghtltline" facook pag and at abcnews.com. good night, america. the "insider" from hollywood, your 24/7 celebrity conversation. >> are you a bigot? >> not atall. probably the least of anybody you've ever met. >> the donald does it agai trump getting trashed in the headlines, a is trump "time's" person of the year? >> i just don't have for it. >> this year's s.a.g. awards is fierce. >> leo and johnny on one that will be hard for me.

>> then katie upton's 2007