United States March 21, 2019 5:21 pm Masked, Armed Robbers Wait for Mission Valley Residents Three masked, armed robbers hid and waited for residents at a Mission Valley apartment complex. NBC 7’s Artie Ojeda has more. US & World Videos 2:07 New study links consuming red meat with dementia 2:05 Police find, return dozens of abandoned Amazon packages 0:28 A Vermont state trooper plunges into icy pond to rescue 8-year-old girl 2:59 Keep these travel etiquette tips in mind this holiday season