Simmons (personal) is expected to rejoin the Chiefs "in a few weeks," Nate Taylor of ESPN.com reports. Simmons has been away from the team and hasn't played for the past two weeks while dealing with a "family situation.

The mystery around Kansas City Chiefs rookie Josh Simmons' absence grew on Tuesday as team owner Clark Hunt declined to comment on the situation.

Both offensive tackle Josh Simmons and cornerback Kristian Fulton are among the players listed as inactives for the Chiefs' first of two scheduled games against the Las Vegas Raiders. Others include running back Elijah Mitchell, defensive end Malik Herring, and tight end Jared Wiley.