Ricky Williams would consider unretiring for the Chargers

When Ricky Williams retired earlier this year, few believed it would stick.  And stick it may not. Earlier this week, Williams told 103.1 FM in Austin (via ESPN.com) that the 1998 Heisman winner would consider playing for the Chargers. Williams, who played in 2011 with the Ravens, ranks 26th on the all-time rushing list with…