Nadal overcomes another injury like to reach Stuttgart quarterfinals
"I felt this stab of pain and I held myself back at first on the court and then it got better."
Rafael Nadal overcame a right knee injury to win his 90th match in 91 attempts on clay, beating Philipp Kohlschreiber 6-3, 6-3 Thursday to advance to the Mercedes Cup quarterfinals. via The San Diego Union-Tribune