Showdown in San Diego notes

Posted by ESPN.com's Bill Williamson

SAN DIEGO -- The temperature is supposed to be in the high 40s and it is already a hostile crowd in San Diego. The visiting Broncos are being booed mercilessly.

Rookie Jacob Hester is replacing Mike Tolbert in the starting lineup at fullback for San Diego. Tolbert is active.

Rookie Josh Barrett is replacing the injured Marlon McCree at free safety for Denver. McCree is not active.

Tatum Bell, signed last month, and Cory Boyd, playing in his first NFL game, are the only active tailbacks for Denver.