Noam Gershoni won Israel's first gold medal of the 2012 London Paralympics on Saturday, beating top-ranked American David Wagner 6-3, 6-1 in the Quad wheelchair tennis finals.Gershony, a former Apache helicopter pilot, was paralyzed in a crash during the Second Lebanon War in 2006.Gershony also won a bronze medal in the Paralympics' doubles tournament, along with fellow countryman Shraga Weinberg.