Tropical Storm Barry threatens New Orleans with significant rain, surge potential

Tropical Storm Barry is poised to strike New Orleans with significant rainfall, posing a serious flooding threat in an area where a wet spring has left the Mississippi River unusually high. State officials are urging residents to take precautions but to stay in one place and avoid high water. John Yang reports and Judy Woodruff talks to Ken Graham, director of the National Hurricane Center. Stream your PBS favorites with the PBS app: Find more from PBS NewsHour at