LOS ANGELES — More than a decade after Apple disrupted the music industry and Amazon upended retail, the tech heavyweights have set their sights on a new arena ripe for change: live sports.Emboldened by their deep pockets and eager to boost viewership of their streaming-subscription services, Apple and Amazon have thrust themselves into negotiations for media rights held by the National Football League, Major League Baseball, Formula One racing and college conferences.They are competing to replace DirecTV for the rights to N.F.L. Sunday Ticket, a package the league wants to sell for more than $2.5 billion annually, about $1 billion more than it currently costs, according to five people familiar with the process. Eager not to miss out, Google has also offered a …
