U.S company Liberty Media says it has bought Formula One for $4.4 billionLONDON (AP) U.S company Liberty Media says it has bought Formula One for $4.4 billion.SI Staff|Share on FacebookShare on XAdd us on LONDON (AP) U.S company Liberty Media says it has bought Formula One for $4.4 billion.Published Sep 7, 2016SI STAFFShare on FacebookShare on XHome/Racing