Highlights of the fourth day at the Wimbledon tennis championships on Thursday (times GMT):1259 DE MINAUR BATTLES BACK TO BEAT CAZAUXAustralia's 11th-seeded Alex de Minaur recovered from a poor start to beat Frenchman Arthur Cazaux 4-6 6-2 6-4 6-0 in a second-round match that took almost three hours.

Aryna Sabalenka of Belarus reacts during her second round women’s singles match against Marie Bouzkova of the Czech Republic at the Wimbledon Tennis Championships in London, Wed

Americans Coco Gauff and Jessica Pegula.

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By Shrivathsa Sridhar LONDON (Reuters) -World number one Jannik Sinner stayed cool to reach the second round of Wimbledon while several of his fellow seeds including Italian compatriot Lorenzo Musetti and American hope Jessica Pegula crashed and burned on a sizzling Tuesday.

But a day after Carlos Alcaraz required four-and-a-half hours and five sets to see off Italian veteran Fabio Fognini, the “potential upset” alarm bells rang once more as women’s defending champion Barbora Krejcikova found herself wilting in the southwest London heat against an inspired Alexandra Eala.

Barbora Krejcikova rallied from a set down to win her Wimbledon opener, while Jannik Sinner cruised to victory. Novak Djokovic is set to begin his quest for a 25th Grand Slam title.