Rescuers help abandoned chimps used in medical experiments
In order to make medical advances, scientists often use animals as their first line of testing, but what's the responsibility to these animals once testing is complete? That question is being asked about a group of chimpanzees on offshore islands along the Liberian coast. NBC's Keir Simmons reports.
Longest-serving White House head gardener Irvin Williams dies at 9201:26
Mountain biking group offers support system to members of the Navajo Nation03:30
Maj. Brent Taylor remembered for compassion and commitment at memorial00:24
Chuck Todd: We saw Trump ‘sweat’ over the Mueller probe this week03:29
President Trump calls CIA assessment on Jamal Khashoggi killing ‘premature’02:26
President Trump tours California wildfire damage; Nearly 1,300 still missing02:11