Episode 174

Despite a record number of people traveling this Labor Day weekend, airlines are operating smoothly for the most part. Out of roughly 46,000 flights scheduled Monday, there were less than 100 cancellations nationwide. Meg Oliver reports. Police say a group of kids was ringing doorbells as part of a prank in Houston, Texas, late Saturday night when a man came out and fired several rounds at the children as they ran away. One 11-year-old boy was killed after being hit multiple times in the back. Karen Hua reports. Chicago officials say they're hearing it will be days, not weeks, before National Guard troops like the ones patrolling Washington, D.C., arrive in their city despite their objections. Nancy Cordes reports. Rescue workers are searching for victims of a 6.0 magnitude earthquake that struck eastern Afghanistan in the middle of the night. More than 800 people were killed. Elizabeth Palmer has the latest. Phoenix is doing some innovative improvising to help cool the city's homeless. National environmental correspondent David Schechter reports.