Former Vice President Al Gore is troubled by what he sees as an American vulnerability.
AIR DATE 3/13/17
PBS NewsHour provides in-depth analysis of current events with a news PBS NewsHour provides in-depth analysis of current events with a news summary, live studio interviews and discussions of domestic and summary, live studio interviews and discussions of domestic and international issues. Amna Nawaz and Geoff Bennett co-anchor. international issues. Amna Nawaz and Geoff Bennett co-anchor.