another set of families, another set of young victims, jansen young told us she is he ing trouble understandgrged with killing her boyfriend was able to go so far without any one stopping him. being the university's problem m it is still a problem they should be involved in. because he was the t entire city of aurora's problem now it is the world's prlem. all i think about how much i miss him. i miss him so much. i wouould give anything just ha one more day with him, you know? even jt an hour. >> reporter: for "nightline," i am mark greenblat in aurora, colorado. >> our thanksor that. and next up, can you really be addicted to food? we follow one woman on a 28-day plan to break free from a vicious cycle. >> announcer: abc news "nightli" -- brought to you by franklin templeton investments you tell us what you want to pay, and we give you a range of coverages to choose from. who is she? that's flobot. she's this new robot we're trying out, mostly for, like, small stuff. wow! look at her go! she's pretty good. she's pretty good. hey, flobot, great job. oops. [ powers down ] uh-oh, flobot is brok

so thait isn't l ap understandg what those are tre's ying closer nd ofeal-time cordin th conditionsreteg.riorat i think aut keyof this i isthe air traffictrol your airhrt an cockpitween gorough your traffic c,nycomments? >> it goes in t directions because the airport operat relies on your reports on what's going on at the airport whic takes me to e my favoite winter messages. good fair poor or nail? , rnot relly, really, relypo. i can't patp. a lo g tdotha we ker osure anyody so we need to know what it is nd something that is usble. one of the good things about working at dfw is 13,000 feet of runway, they're only gettin ow or ice once every other year. so havinme own there frm connecticut and massausts we just ne tting change. yea e o,irpts g uhe report and we pass it on to you, and hopefully, hopefully it is clearnd makes sense to everybody. >> one thing that i would throw out there, and it's a concept that i think is incredibly valuable, already mentioned, familiarization. i will throw it under that broad term. and i think the are opportunities th we are t fullytaking advantage o t

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