Russia has proposed a March 1 ceasefire in Syria, U.S. officials said Wednesday, but Washington believes Moscow is giving itself and the Syrian government three weeks to try to crush moderate rebel groups. The United States has countered with demands for the fighting to stop immediately, the officials said. Peace talks are supposed to resume by Feb. 25. The talk of new ceasefire plans comes as the U.S., Russia and more than a dozen other countries meet in […]