Romney clawing his way back in Republican race

Greece readies debt swap under bailout deal

Euro zone economy to shrink in 2012

Afghan soldier "kills two NATO troops" at protests

Thousands back Putin's presidential bid in Moscow

Iran talks failure sparks confrontation fears

Syrian tanks attack in Homs, world outrage grows

U.S. envoy calls North Korea talks "substantive"

Iraq attacks kill 60, raise sectarian fears

Analysis: Can U.S. economy withstand gasoline price curse?