August 6, 2012 6:40 pm Pediatric Surgeon Dies While Trying to Save Kids Dr. Donald Liu drowned while trying to rescue children who’d fallen out of a kayak. Nesita Kwan reports. Local 6:36 NBC 5 Nightly Update: Thursday, May 2 1:44 CHICAGO FORECAST: Storms impact region ahead of weekend cooldown 2:38 High Schooler donates 7,000 pounds of homegrown produce to Iowa community 3:10 Suspect charged in killing of Chicago police officer faces additional charges 21:18 Jim Gaffigan gives hilarious dad advice to Kelly Clarkson audience