A former college teammate at Stanford, Andrew Luck and tight end Coby Fleener both welcome the addition of Howell.
Undrafted last season, he spent most of the season on the practice squad of the Buffalo Bills.
The Colts signed Howell min-November and this preseason he was a bright spot leading the team with 24 tackles.
In college He was awarded the Jack Huston Award for “the player who best exemplifies aggressiveness, exceptional performance and unheralded efforts” and was named to the All-Pac-12 Conference first team.
Howell ended his career at Stanford with 190 total tackles and seven interceptions in his 34 games, per Wikipedia.