News Wrap: More than 3,900 children separated at U.S. border

In our news wrap Tuesday, the Biden administration identified more than 3,900 children separated from their parents at the U.S.-Mexico border under a Trump administration policy, a 16-country sting operation found criminals planned drug deals and killings on a messaging app secretly run by the FBI, and the CDC eased pandemic travel recommendations for more than 110 countries and territories.