Joining Istomin in progressing was Andreas Seppi, the Italian crushing American left-hander Donald Young. Other winners included Adrian Mannarino, Aljaz Bedene, John Millman and Federico Delbonis.
Resurgent Borna Coric (25) powered past fourth seed Stefanos Tsitsipas (24) 7-6 (0) 6-2 to win the Cincinnati Open on Sunday, signalling his return to full fitness from shoulder surgery and showing ...