The Senate took its first major step in fulfilling one of the late Sen. Lindsey Graham’s biggest desires: levying bone-crushing sanctions against Russia. A bipartisan swell carried the sanctions package through its first hurdle, which has gone through several iterations in the time since it was first formulated by Graham and Sen. Richard Blumenthal, D-Conn. “The basic, core function of the bill is to stop purchases of Russian oil and gas from fu…