Warning that tariffs on Chinese footwear imports would threaten U.S. manufacturers and burden U.S. taxpayers, dozens of U.S. companies this week delivered a stark appeal to the president: End the “trade war.” Citing the president's decision to lay the groundwork on a fourth tranche of Section 301 tariffs on Chinese goods, the companies say in a May 20 letter to President Trump that “This significant tax increase ... would impact every type of shoe and every single segment of our...