CINCINNATI, Aug. 2 (UPI) -- Two-time champion Andre Agassi beat last year's runner-up Mardy Fish in Monday's opening-round action at the $2.45 million Cincinnati Masters.
Agassi lost the first set against his fellow American before battling back for a 4-6, 7-6 (7-3), 4-1 decision. Fish was forced to retire because of a back injury.
Fourth-seeded and former Cincinnati winner Carlos Moya advanced with a 3-6, 7-5, 6-2 victory over Britain's Arvind Parmar.
Eighth-seeded Rainer Schuettler was upset by fellow German Tommy Haas 6-3, 1-6, 6-4.
In other seeded action, French Open champion Gaston Gaudio of Argentina defeated American Jan-Michael Gambill 6-4, 6-2; Russian Marat Safin beat Czech Jiri Novak 6-3, 6-0; and Australian Wayne Arthurs defeated Romanian Andrei Pavel 7-6 (7-5), 6-3.
Top seed is world No. 1 Swiss Roger Federer.
