Raiders add RB Roy Helu on a two-year deal

The Raiders have added some needed backfield depth. The club has reached a two-year deal worth a little more than $4 million with Washington running back Roy Helu, ESPN’s Adam Caplan and Josina Anderson reported. Helu’s agent, Kenny Zuckerman, confirmed to PFT that a deal had been reached with Oakland. The 26-year-old Helu would figure…