Steve Williams blasts his former boss in new book "Out of the Rough."
The young athlete said he frequently felt discriminated against.
Will the one-time star of the PGA be able to get his golf career back in gear?
Sifford broke down PGA's color line in 1960.
The athletes will reportedly marry on Valentine's Day.
Charlie Sifford was the first African-American to win a major professional golf tournament on Nov. 10, 1957.