WASHINGTON, D.C. — U.S. Senator Peter Welch (D-Vt.) and U.S. Representative Ro Khanna (D-CA-17) led 74 bicameral colleagues in urging the Trump Administration to push back against Prime Minister Netanyahu and the Israeli Government’s efforts to annex the West Bank, which have accelerated in recent weeks.   In their letter to Secretary of State Marco Rubio, the lawmakers expressed grave concerns about…