There are three main reasons why the National Basketball Association secured a 180-per-cent increase in the value of its domestic media rights this month, according to US rights experts.
Why media rights fees for Sochi have fallen from the Vancouver Games
• Formula One: German free-to-air sports broadcaster DSF acquired a package of Formula One rights for the 2007 season.
Television rights deals with incumbent partners ABC/ESPN and TNT likely to be the most valuable of the year.
The International Olympic Committee in major dispute with US television network ABC