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FedEx St. Jude Classic - Final Round

MEMPHIS, TN - JUNE 10: Rory McIlroy of Northern Ireland hits his second shot on the par 4 9th hole during the final round of the FedEx St. Jude Classic at TPC Southwind on June 10, 2012 in Memphis, Tennessee. (Photo by Andy Lyons/Getty Images)

Johnson wins St. Jude Classic

Dustin Johnson won the St. Jude Classic on Sunday June 10, in his second event after a back injury cost him nearly three months away from the PGA Tour, shooting a 4-under 66 that held off John Merrick by a stroke.