Colorado May 7, 2024 8:56 pm Watch: Police dog tracks and finds missing 85-year-old woman in Colorado A missing 85-year-old woman is now safe after a police dog tracked her down with the help of a police officer in Colorado on Saturday. Local 1:07 How long will your fridge keep food safe during a power outage? 0:42 Giant pandas are officially returning to the National Zoo 8:36 Chinese ambassador reveals details on new pandas headed to DC 1:21 Watch the trailer for NBC's My New Favorite Olympian 1:46 Heat waves getting hotter, longer, and more frequent because of climate change