Polite was with the New England Patriots last season and has previous stints with the Dallas Cowboys, Chicago Bears and Miami Dolphins.
Ovie Mughelli signed with the St. Louis Rams recently.
The Falcons signed tight end Chase Coffman.
Coffman is a former Cincinnati Bengals third-round draft pick.
Meanwhile, the Falcons cut tight end Adam Nissley and punter Dawson Zimmerman.
For more coverage of the NFL, go to profootball.scout.com.
Follow me on Twitter: @RavensInsider
Bradie Ewing to injured reserve
Scout NFL Network Top Stories
Could Denver Be Targeting RB Joe Mixon?Having secured a franchise left tackle in round one, could the Broncos be targeting a troubled running back with some "juice" on day two?
Mile High Huddle12:08 PM
Your Dallas Cowboys Day 2 Draft PrimerThe Dallas Cowboys are back on the clock tonight with the second and third rounds. Get prepared for the second day of the NFL Draft right here.
Browns release Gary BarnidgeGary Barnidge thanked the Browns on his Twitter account, leading to the assumption that he has been released. The Browns announced the move later.
The OBR11:09 AM
Maurice Massey a Name to Know in 2019Scout caught up with Class of 2019 standout wide receiver Maurice Massey, who already has his first three offers. Who else does he like?
Scout Football10:49 AM