Seattle's Richard Sherman speaks about diversity

Seattle Seahawks cornerback Richard Sherman (left) breaks up a pass intended for St. Louis Rams wide receiver Tavon Austin in the endzone during the first half of an NFL football game on Sunday, Sept. 13, 2015 in St. Louis. The Rams won 34-31. (Chris Lee/St. Louis Post-Dispatch via AP) EDWARDSVILLE INTELLIGENCER OUT, THE ALTON TELEGRAPH OUT Photo: Chris Lee, AP / St. Louis Post-Dispatch

RENTON, Wash. (AP) — Richard Sherman spoke at length about race relations on Wednesday after an impostor made a social media post under his name that gained attention.

Sherman said he did not agree with everything in the post, but that he was going to use the opportunity and his position to make some points on…