Sources: Chiefs WR Thornton (ankle) expected back in 12-16 weeks

Kansas City Chiefs wide receiver Tyquan Thornton suffered a dislocated left ankle injury and is expected to be sidelined for 12 to 16 weeks, according to sources who spoke to NFL Network. The timeline suggests Thornton could miss a significant portion of the NFL season. The report was broken by ESPN's Nate Taylor covering the Kansas City Chiefs.