When can you start? <a href=" http://www.ableentrylocksmiths.co.uk/buy-amoxicillin-online-uk-next-day-delivery.pdf ">buying amoxicillin online uk</a> Williams' 16 Grand Slam titles include four at the U.S. Open, including last year. Her first-round opponent will be 2010 French Open champion Francesca Schiavone. Williams could play 15th-seeded Sloane Stephens of the United States in the fourth round; Stephens won their Australian Open quarterfinal in January.