F1 owner Liberty Media buys MotoGP from Spanish company Dorna Sports in £3.6bn deal... with US-based firm also taking control of World Superbike Championship and all-electric MotoE

Formula One's U.S.-based owner Liberty Media have announced a takeover of MotoGP's parent company Dorna, valuing the world's leading motorcycle racing championship at €4.2 billion (£3.6bn).