Brandon Nakashima continues summer giant-killer act in Cincinnati
Moderated by Tomas Kauer 
(Photo credit: Sam Greene/The Enquirer / USA TODAY NETWORK via Imagn Images)
The hottest American on the ATP Tour right now is also the quietest.
But Brandon Nakashima is letting his big serve and forehand do the talking this summer.
After a run to the final in Montreal last week, the No. 27 seed wiped away three match points and rallied to upset fourth-seeded Daniil Medvedev of Russia 6-7 (3), 7-6 (4
