(Indianapolis, IN) — Indianapolis Colts linebacker D’Qwell Jackson is being suspended four games by the NFL for violating the performance-enhancing substances policy. Jackson will miss Indy’s final four games of the regular-season. He would be eligible to return for the postseason if Indy makes the playoffs. The 6-and-6 Colts are currently in a three-way tie with Houston and Tennessee for first place in the AFC South. Jackson has led the team in tackles each of the last three seasons including 78 tackles this year.