Why the world is watching closely: China-U.S. trade talks in London

① President Xi holds phone talks with South Korean President Lee. (00:46) ② First China-U.S. economic, trade consultation mechanism meeting underway in London. (12:17) ③ About 700 U.S. Marines being mobilized in response to protests in Los Angeles. (25:25) ④ Top Chinese tech firms unveil innovative approaches to boost AI talent training and hiring. (35:54) ⑤ Iran says it's sending a counter-proposal to the U.S. after rejecting Washington's latest offer as “unacceptable.” (45:54)