Rashad Jennings says he’s reached deal with Raiders

Running back Rashad Jennings will be joining the Raiders, he said on Twitter Wednesday night. Earlier Wednesday, Jennings worked out for Oakland, the running back said. Jennings, who rushed for 283 yards on 101 carries in 2012 for Jacksonville, will compete for a backup role for the Raiders. The 6-1, 228-pound tailback has gained 944 yards in…