i think that has happened and will continue happening. >> reporter: this is vicki mabrey for "nightline" in new york. mabrey for "nightline" in new york. >> changing behavior through shock. thanks to vicki mabrey for that report. >>> coming up next, we're going to tell you the story about parents that were mistakenly notified that their daughter had died in a car accident when in fact her friend had died. they're going to talk about that, next. there aren't many of us who use a cellphone just to make phone calls. but when at&t or verizon offer you an unlimited plan for $69.99, that's all it's good for -- phone calls. with sprint, for the same price, you get unlimited text, unlimited web and unlimited calling to every mobile phone in america. now that's more like it. [ male announcer ] get our $69.99 plan and experience america's most improved customer satisfaction. only from sprint. deaf, hard-of-hearing and people with speech disabilities access www.sprintrelay.com. why go one more round ? you don't need a rematch, but a rethink. with lunesta. lunesta is thought to interact with gaba r

it's going to be called pit hoarders. >> reporter: this is vicki mabrey for "nightline" in new york. >> and you can catch new episodes of "pit boss" every saturday at 10:00 on animal planet. >>> and when we come back, arizona immigration protests, and that's the subject of tonight's closing argument. first, here's jimmy kimmel. >> jimmy: tonight, matthew fox, josh hutcherson. music from the swell season. jake byrd, lind said lohan and "the jersey shore." "jimmy kimmel live" is next. can i eat heart healthy without giving up taste? a man can only try... and try...and try. i heard eating wle grain oats can help lower my cholesterol. it's gonna be tough...so tough. my wife and i want to lowe our cholesterol, but finding healthy food that tastes good is torturous. your father is suffering. [ male announc ] honey nut cheerios tastes great and can help lower cholesterol.