TUCSON, Ariz. (AP) — Rick Santorum acknowledged Wednesday that he's probably running behind Mitt Romney in Arizona, but he implored a tea party crowd not to settle for "a Johnny-come-lately to the conservative cause."

VIENNA (AP) — Russia said Wednesday the world should not draw "hasty conclusions" over Iran's most recent rebuff of U.N. attempts to investigate allegations the Islamic Republic hid secret work on atomic arms, but the U.S. and its allies accused Tehran of nuclear defiance.

MARANA, Ariz. (AP) — One putt changed everything for Ryo Ishikawa and sent Riviera winner Bill Haas home early Wednesday in a riveting start to the Match Play Championship.