MARRAKECH, Morocco (AP) — Top-seeded Garbine Muguruza of Spain and No. 2 Timea Bacsinszky of Switzerland won in straight sets to reach the second round of the Grand Prix SAR clay-court tournament on Tuesday. Pennetta dropped her serve three times but broke Serbian player Bojana Jovanovski's serve seven times in an error-strewn match featuring seven double faults.