Price, 23, signed on with the Colts as an undrafted free agent out of UCLA back in April of last year. He was unable to make the team’s final 53-man roster coming out of the preseason, but was he eventually signed to their practice squad.
This season, Price has appeared in two games and recorded a single tackle for the Colts.
Green, 26, is former sixth round pick of the Lions back in 2012. He spent the first two years in Detroit before he was waived at the start of the 2014 season. The Bills wound up signing him to a future/reserve contract this past January, but later placed him on waivers in the days leading up to the draft.
Green hasn’t appeared in an NFL game since the 2013 season when he was still with the Lions.
Brown, 27, originally signed on with the Chicago Bears as an undrafted free agent out of UTEP back in 2010. He was unfortunately unable to make the 53-man roster during his rookie season, but later signed the Colts’ practice squad.
Since then, Brown has had another brief stint with the Bears before signing with the Chargers back in 2013.
Brown last appeared in an NFL game during the 2010 season when he recorded 24 tackles, three pass defenses and 102 kick return yards for the Colts.