ALLEN PARK, Mich. (AP) — The Detroit Lions have agreed to a contract extension with Jahmyr Gibbs, a three-year deal worth up to $75.7 million that his agents say makes him the NFL’s newest highest-paid running back. Athletes First announced the deal Thursday, hours after Gibbs took the field for the first time since the Lions’ training camp started. His agents also noted the new contract includes $51.5 million guaranteed for the Pro Bowler. Two days earlier, Atlanta briefly made Bijan Robinson the NFL’s highest-paid running back. Colts running back Jonathan Taylor got a two-year, $44 million deal earlier Thursday.