Lance Dunbar added to Rams' active roster, expected to back up Todd Gurley

Lance Dunbar was added to the Los Angeles Rams' active roster on Saturday and is expected to serve as the new backup for star running back Todd Gurley, a need in the wake of Malcolm Brown's recent knee injury.

Dunbar, who spent his previous five years with the Dallas Cowboys, was signed as a free agent but missed the entirety of the offseason program and training camp because of a pre-existing knee issue. He began the year on the physically unable to perform list, but has been practicing with the Rams over the last two weeks.

Dunbar won't have much of a workload, given that Gurley ranks third in the NFL with 190 touches and gadget receiver Tavon Austin has acted as something of a…