Mickelson, who has won three Masters titles and one US PGA Championship, has never lifted the USOpen despite five runner-up spots, including at Bethpage last year.
England's Laura Davies has won four majors (1987 US Women's Open, 1994 and 1996 LPGA Championship and 1996 Du Maurier Classic) and compatriot Alison Nicholas claimed the 1997 USOpen.
He covered Spain's 2010 World Cup victory from Madrid and has broadcast live from Wimbledon, the USOpen (both tennis and golf), the Ryder Cup, the OpenChampionship, the Rugby World Cup, the Tour de France, the Abu Dhabi Grand Prix and five consecutive Champions League finals.