Guo Wengui was one of China's richest real estate moguls until he found himself facing corruption charges. He fled the mainland and later reappeared on American soil. Isobel Yeung meets Wengui and explores his web of disinformation spreading throughout the US; El Salvador's president, Nayib Bukele, owes his popularity to a decline in gang violence. But true to Bukele's persona, the achievement appears to be all public relations. David Noriega travels to El Salvador to find the truth behind the supposed achievements of its millennial president.
