The men's defending champion Jannik Sinner was given another tough time at Wimbledon.
The world number one beat Portugal's Nuno Borges on Centre Court in the end in straight sets - but the first two were decided by tie-breaks.
Sinner admits he's just relieved to have overcome another challenge at the All England club.
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Elsewhere,
Women's top seed Aryna Sabalenka is through to round three at Wimbledon.
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She beat American McCartney Kessler in straight sets to advance.
Sabalenka says she's pleased with her progress at the All England Club so far.
