The U.S. Senate unanimously approved a resolution late Tuesday seeking investigations of Russian President Vladimir Putin and his regime for war crimes over the invasion of Ukraine. The bipartisan measure from Sen. Lindsey Graham, R-S.C., says the Senate strongly condemns the “violence, war crimes, crimes against humanity” being carried out Russian military forces under Putin’s direction. It encourages international criminal courts to investigate Putin, his security council and military leaders for possible war crimes. “These atrocities deserve to be investigated for war crimes,” said Senate M…