Serena Williams of the U.S. hits a return to Mandy Minella of Luxembourg in their women's singles tennis match at the Wimbledon Tennis Championships, in London June 25, 2013. REUTERS/Eddie Keogh
LONDON (Reuters) - Serena Williams and Novak Djokovic proved shock-proof as a sense of order was restored on Tuesday after the tremors that rumbled around Wimbledon on opening night following Rafa Nadal's defeat.
The top seeds limbered up on a sunny Centre Court with easy first-round wins to get their challenges underway, with Williams overpowering Luxembourg's Mandy Minella 6-1 6-3 before Djokovic dispatched German Florian Mayer in straight sets.
