Vaki learned a lot during rookie season that will help in Year 2

Tim Twentyman

Sione Vaki's unique journey from the University of Utah to the NFL was well documented last year when the Lions took the safety-turned-running back in the fourth round of last year's NFL Draft.

Vaki was behind David Montgomery, Jahmyr Gibbs and Craig Reynolds in Detroit's backfield rotation, but still found a way to make an impact as a rookie being a core special teams player.

"Yeah, we