Having never even won a tour-level match on grass before, Gabriel Diallo won his first ATP Tour title last week in s-Hertogenbosch.

Canada's Gabriel Diallo jumped 11 spots to a career-high No. 44 in the ATP world men's tennis rankings after winning his ...

LONDON — Canada's Gabriel Diallo jumped 11 spots to a career-high No. 44 in the ATP world men's tennis rankings after winning ...