U.S. Trade Representative Michael Froman last weekend stopped in Beijing for a one-day meeting with Chinese officials ahead of the 20th round of the negotiations for a U.S.-China bilateral investment treaty (BIT) taking place there this week. Informed sources said Froman stopped in Beijing on Aug. 22 to participate in high-level bilateral talks in advance of Chinese President Xi Jinping's state visit to the U.S. next month. Officials from both the White House and USTR have been in Beijing for...