Suspect detained after life-threatening stabbing at SF Chinatown bakery.

A female employee at AA Bakery in San Francisco's Chinatown was stabbed multiple times in the back of the neck by a man with a 6-inch knife. Witness Ding Lee, a community leader, called 911 and urged workers to protect themselves. The attacker walked out of the cafe and was detained by police. The victim's condition is unknown.