Dedura-Palomero, 17, won the first set and was 3-0 up against Denis Shapovalov when the Canadian retired with illness.

Mpetshi Perricard fired 22 aces past Auger-Aliassime and will face another Canadian, Denis Shapovalov, in the quarterfinals.

Canada's Denis Shapovalov on Tuesday called on the ATP Tour to better protect players from fan abuse after he was defaulted from his quarter-final match at the Mubadala Citi DC Open last week in ...