Zach Zenner led all running backs in fantasy points during last preseason. Will this year be a repeat performance?

With Lamar Miller now in Houston, can Ajayi take over the Dolphins' backfield?

Breaking down three running backs whose dynasty values will skyrocket this offseason as current starters likely leave.

Is Lamar Miller's starting role in jeopardy after the great start from rookie Jay Ajayi?

Lamar Miller cashed in on his opportunity in 2014. Here's why he can do it again in 2015.

Which players in these five running back training camp battles have the most to gain and lose this offseason?

Eddie Lacy had a fantastic rookie season, but can his production continue into his sophomore campaign?

The speedy Miller has been plagued by crowded backfields in his first two years, but will he be able to shine in what appears to be the cloudiest one yet?

The Broncos are turning over the backfield to Ball, but is he ready to replace Moreno?

Using numberFire's metrics to evaluate the needs of every team in the AFC and NFC East.