A new deal dramatically extending the length of visas for individuals traveling between the U.S. and China will be a “game-changer” for relations between Washington and Beijing, the White House said Monday. The U.S. and China will now issue short-term tourist and business visas that are valid for up to 10 years. Students traveling between the two countries will now be granted visas lasting five years. Previously, all three types had been valid only for a single year. “In terms of the U.S.-China bilateral relationship, this is a game-changer,” said National Security Council Senior Director for Asian Affairs Evan Medeiros....