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The United States and Europe targeted Russia's key financial, arms and energy sectors with tough new sanctions in response to Moscow's intervention in the Ukraine crisis. Announcing the measures, US President Barack Obama denied that the West had begun a new Cold War against its former Soviet foe, but urged his counterpart Vladimir Putin to reverse course. He warned the new sanctions would hurt a Russian economy already stumbling towards zero growth, and said Washington had proof that Russian artillery had fired on Ukrainian forces.
Four teens were charged Tuesday with murder in the fatal beating of a University of Southern California graduate student with a baseball bat and wrench as he walked to his off-campus apartment after meeting with a study group.