The Lakers have reportedly agreed to trade Russell and center Timofey Mozgov to the Nets in exchange for center Brook Lopez and the No. 27 pick in Thursday’s draft. L.A.’s motivation in this deal is primarily financial: Mozgov is owed $48 million over the next three years while Lopez will make $22.6 million next season in the final year of his contract, an exchange that will give the Lakers significantly more salary cap room next summer when LeBron James, Paul George and other marquee stars enter free agency