Trump-Kim meet was carefully constructed reality TV

President Trump took a history-making step onto North Korean territory on Sunday and announced talks to end the country’s nuclear program will resume. Trump became the first sitting U.S. president to cross the Demilitarized Zone separating North and South, but was it a move toward denuclearization or a public relations stunt? The Washington Post's Simon Denyer joins Hari Sreenivasan to discuss.