Demonstrators attend a May Day rally marking International Workers' Day in New York, on May 1, 2026. (Photo by Kena Betancur / AFP via Getty Images)

Germany's Alexander Zverev serves to Belgium's Alexander Blockx during their 2026 ATP Tour Madrid Open tennis tournament semi-final singles match at the Caja Magica in Madrid, on May 1, 2026. (Photo by OSCAR DEL POZO / AFP via Getty Images)

Germany's Alexander Zverev serves to Belgium's Alexander Blockx during their 2026 ATP Tour Madrid Open tennis tournament semi-final singles match at the Caja Magica in Madrid, on May 1, 2026. (Photo by OSCAR DEL POZO / AFP via Getty Images)

Germany's Alexander Zverev returns the ball to Belgium's Alexander Blockx during their 2026 ATP Tour Madrid Open tennis tournament semi-final singles match at the Caja Magica in Madrid, on May 1, 2026. (Photo by OSCAR DEL POZO / AFP via Getty Images)

Demonstrators attend a May Day rally marking International Workers' Day in New York, on May 1, 2026. (Photo by Kena Betancur / AFP via Getty Images)

Demonstrators attend a May Day rally marking International Workers' Day in New York, on May 1, 2026. (Photo by Kena Betancur / AFP via Getty Images)

*** BESTPIX *** TOPSHOT - A riot police water cannon truck sprays water at demonstrators during a march organized by unions and social organizations on May Day, marking International Workers Day, in Santiago, on May 1, 2026. (Photo by RODRIGO ARANGUA / AFP via Getty Images)

*** BESTPIX *** ST. GEORGE'S, BERMUDA - MAY 1: Britain's King Charles III greets members of the Royal Bermuda Regiment (RBR) during a ceremonial welcome at King's Square on May 1, 2026 in St. George's, Bermuda. King Charles III is in Bermuda for his first visit to a British Overseas Territory as Sovereign. (Photo by Henry Nicholls - Pool / Getty Images)