Williams sisters win sixth Wimbledon doubles crown

By Martyn Herman LONDON (Reuters) - Serena Williams put the icing on the cake of another magnificent Wimbledon campaign by teaming up with sister Venus for a sixth doubles crown at the All England Club on Saturday. The reigning Olympic champions beat Timea Babos of Hungary and Kazakhstan's Yaroslava Shvedova 6-3 6-4 on Centre Court -- hours after Serena claimed a record-equalling 22nd grand slam singles title by defeating Germany's Angelique Kerber 7-5 6-3.