Get to know Raiders' new running back Alexander Mattison

Levi Edwards

The Raiders running back room got deeper with the addition of Alexander Mattison.

The 25-year-old signed with the Silver and Black Monday afternoon following five productive seasons with the Minnesota Vikings. He'll have the opportunity to compete for a spot alongside third-year player Zamir White and Ameer Abdullah, who re-signed with the team earlier this month.

Mattison is a man of ma