Chargers were desperate to deal for an “impact player”

In a first round with so few trades, the first one remains a bit of a head scratcher. The Chargers made the first of just two deals last night, when they gave up their 2015 fourth-rounder and 2016 fifth-rounders to move up two spots with the 49ers so they could draft running back Melvin Gordon 15th overall. Which is…