CBS News White House correspondent Aaron Navarro joins Tony Riggsbee to preview President Trump's summit with Chinese President Xi Jinping, where trade deals on soybeans and beef are expected alongside pressure on China to help broker a peace deal with Iran. Navarro also discusses the president's warning that the Iran ceasefire is on life support after rejecting Iran's latest proposal, and bipartisan momentum in Congress to suspend the federal gas tax as fuel prices continue to rise.