Sam Groth upset third-seeded Feliciano López, 3-6, 7-6 (5), 7-6 (6), in the second round of the Mercedes Cup in Stuttgart, Germany. Groth will face eighth-seeded Viktor Troicki, who beat Alexander Zverev, 6-3, 6-7 (6), 6-3.
Sports Briefing | Tennis: Groth Upsets López
