Book by father of Venus and Serena Williams comes out May 6Copyright 2014 Associated Press. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.SI Staff|Share on FacebookShare on XAdd us as a preferred sourceBook by father of Venus and Serena Williams comes out May 6Richard Williams watches Venus Williams play at the Sony Open in Miami / Getty ImagesCopyright 2014 Associated Press. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.Add us as a preferred source on GoogleFollowPublished Apr 29, 2014 | Modified Apr 29, 2014SI STAFFShare on FacebookShare on XHome/Tennis