on november 20th, after nearly 24 years behind bars, nevis coleman was a free man. vis had his freedom and his family back. and then, at age 49, he also got back his old job. >> what's up? what's up, big man? >> it's just fun, you know? just to come back, they say, you did a damn good job. >> reporter: time, once his relentless opponent, is now his greatest gift. for the people who come up to you and are like, hey, you're that guy who went to prison. being identified in that way. you're that guy who was in prison. >> yeah. that's okay. because i know that they know my story. they read it. they listened to it. they believed it. they're like, yeah, he didn't do it. like i told people years ago, i was innocent then, i'm innocent now. >> reporter: for "nightline," i'm lisa salters in baltimore, maryland. >> our thanks to lisa salters. nevis is suing for damages based on his allegations that his confession was coerced. as is darrell fulton. >>> next, how cirque du soleil is using mental gymnastics to plan their next brain-busting performance. hear that sizzle? yeah. red l