>> reporter: halley has grown up with her bandmates taylor and jeremy.r since they were teens. nowadays halley is branching out, pursuing other collaborations outside the band. ♪ ♪ the night sky like shooting stars ♪ >> reporter: "airplane" was the hottest hit of 2010, selling over 6 million copies. ♪ >> reporter: and then there's "stay the night." the contagious can't get it out of your head song. ♪ stay the night >> with "stay the night" and "airplane for that matter, these songs are undeniable. really it's a cool opportunity. >> reporter: halley checks with her band mates when she goes off on her own to do projects. >> i don't believe in something that someone brings to me, then i wouldn't do it, you know. especially if the guys didn't back it. >> reporter: the band has seen their share of troubles internally. two of the founding members walked away four years ago. >> it's kind of been a transformational time for you guys. >> yeah, yeah. now the -- something we didn't experience is a five piece for a period of time, laughter. letting things roll off o

when bergdahl finally does come home, he will not go directly to his hometown of halley, idaho. he will go to brook army medical center in texas to continue his recovery. david? >> martha raddatz with us tonight. martha, thank you. >>> and of course, the other image that went global when those taliban detainees were exchanged for bergdahl, the pictures of them being embraced when they landed in the wealthy nation of qatar, where they will now live in villas, their families allowed to come live with them. but also in that doha neighborhood tonight, abc's chief investigative correspondent brian ross, asking how closely will those detainees be watched? brian? >> reporter: good evening, david. it's been a week now since the five senior taliban leaders arrived here, for what will be a year-long, all expenses paid stay for them and their extended families, amid the luxury of this tiny gulf country. qatar has the highest per capita income in the world. and all the trappings of wealth and prosperity to prove it. the government here says it will provide the five former detainees with the

. >> but bake in hal evergreen -- back in halley, idaho. >> i know people will respect his prierves andis path. >> we want to mention thatting al jazeera americaness's parent company is based in qatar and this channel is financed in part by the be qatar government. rolling thunder is very many family. thank you for coming. >> there are allegations that sergeant bergdahl walked away from his post. should that make a difference in the outcome? >> i think it's much, much too early to bl consider that. basically they haven't made they determinations to my knowledge so i really don't know. i can't really comment on that part yet. we're not prif yeah to those -- privy to those types of information pieces though. >> but you this sergeant was held as a pow and has now been returned. >> correct, yes. >> how difficult is his road to recovery, he has difficulty speaking english, it's hard to understand an adult who spoke english all his life. how difficult would his recovery be? >> if i put myself in his position, i would have a tendency through repeatthings every day through five years, you natur

but when lead singer halley williams breaks out with mega hits like "stay the night," what happens to

. >> reporter: this moment was supposed to be an emotional triumph for bergdahl's hometown of halley,daho. >> it is extreme sadness that we're not allowed or not able to have this event for bowe. to welcome him back to the community. this was something to honor him and we can't do that now, not at this time. >> reporter: o'neal and her family were supposed to celebrate the area where he played as a child. last year on the fourth anniversary of bergdahl's capture, o'neal organized the support. his family was overwhelmed. >> it is my privilege to know bowe more than anyone else, as a father and man i will defend his character until the day i die. >> reporter: o'neal says the town of hailey was flooded with more than 3,000 requests for protester permits for the celebration as well as nasty threats or e-mails. the event was cancelled because of security concerns and bowe bergdahl's parents are remaining out of sight. and how were his parents taking it? >> they were upset, i think in a way it was shocking to them that we were not able to do that for their son. he has not been able to talk.