Third-seeded Jessica Pegula and fourth-seeded Jasmine Paolini of Italy were knocked out during second-round play Wednesday on the grass at the Berlin Open.
Unseeded Russian Liudmila Samsonova needed 3 hours, 21 minutes to earn a 6-7 (8), 7-5, 7-6 (5) upset of Pegula. She fought off two match points in the third set and piled up an 18-2 edge in aces to advance to the quarterfinals.
