On Saturday evening, France recorded nearly 17,000 new confirmed cases of the coronavirus, its largest single-day increase since it began recording daily tallies. Authorities hope that new temporary restrictions will reduce pressure on hospitals, which have begun to see increases in patients admitted to intensive care wards.

“We are all aware that we are entering a new phase,” Paris Mayor Anne Hidalgo said Monday, adding that the virus was here to stay for the immediate future. “We have to work together to protect the most vulnerable.”

Meanwhile, the French Open plays on.

Paris’s new restrictions throw the health protocols at the year’s final major tournament into sharp relief, and not just because of the virus raging outside the confines of Roland Garros.

On Sunday, U.S. Open runner-up Alexander Zverev said at a news conference that he had a fever of 100.4 degrees Saturday and was feeling so sick that he