China-U.S. trade talks wrap up in Paris

China and the U.S. wrap up two days of trade talks in Paris, the latest on the high level meetings that were closely watched around the world. U.S. President Donald Trump demands global help in securing the Strait of Hormuz after a string of attacks on oil tankers and cargo ships. Iran insists that the critical waterway in the Persian Gulf is only closed to its "enemy." And a major search and rescue operation in Tehran, as another residential building was reduced to rubble.