WASHINGTON  US Sen. Bernie Sanders urged President Joe Biden on Tuesday not to send weapons to Israel for its war in the Gaza Strip.  "When Congress returns, I will move Joint Resolutions of Disapproval to block offensive arms sales to Israel. "But President Biden should act now: Israel is clearly violating U.S. & international law, using starvation as a tool of its all-out war against the Palestinian people," Sanders wrote on X. His remarks came after a letter, leaked Tuesday, warned Israel to