Crude-oil futures fell sharply in Asian trade Wednesday, giving up overnight gains on bearish U.S. oil supply data and soft manufacturing numbers from China. Investors are also keeping an eye on the Greece debt crisis–after it defaulted on its payment to the International Monetary Fund–and the Iranian nuclear deal after the deadline for talks were extended. On the New York Mercantile Exchange, light, sweet crude futures for delivery in August traded at $58.78 a barrel at 0353 GMT, down $0.69 in the Globex electronic session. August Brent crude on London’s ICE Futures exchange fell $0.52 to $63.07 a barrel. U.S. oil prices ended 24.9% higher in the second quarter ended June 30, its largest on-quarter percentage gain since the second quarter of 2009. Nymex oil futures however lost 1.4% in June. Similarly, Brent crude gained 15.4% in the second quarter, its largest on-quarter percentage gain since […]