By Dan Gigler / Pittsburgh Post-Gazette

With his induction to the Pro Football Hall of Fame just a few weeks away, former Steelers center Dermontti Dawson is among the latest former NFL players to file suit against the league for head injuries sustained while playing professional football.

According to a suit filed July 3 in U.S. District Court for the Southern District of Mississippi, Dawson and three other ex-Steelers -- running back Stephen Avery, wide receiver Jeff Graham and safety Jonathan Staggers -- are among 47 former players being represented by attorneys John D. Giddens and Phillip Thomas in Jackson, Miss.

Read more: Dawson's Hall call on court detour