The Bears released former Wyoming RB and UFA Alvester Alexander on Tuesday and signed RB Lorenzo Booker to a one-year contract. Terms were not disclosed.
At Wyoming, Alexander rushed for 2,127 yards and 27 touchdowns on 477 carries through three seasons. He had 695 yards and six TDs on 152 attempts in his last season as a junior.
Lorenzo Booker, entering his sixth year in the league, was drafted in the third round (71st overall) of the 2007 NFL draft by the Miami Dolphins.
Booker spent his last two seasons with the Minnesota Vikings primarily as a kick returner and third running back.
In two years with the Vikings the former Florida State Seminole returned 37 kickoffs for 879 yards (23.8 ypr) with a long return of 68 yards.
Booker had 13 carries for 52 yards for the Vikings in 2011 along with eight receptions for 82 yards. His most productive season as a running back was as a rookie in 2007 when he gained 125 yards on 28 carries and hauled in 28 receptions for 237 yards for the Dolphins.