Families of Uvalde, Buffalo victims and survivors testify in Congress

Families of victims and survivors of the mass shootings in Buffalo, New York and Uvalde, Texas appeared before a U.S. House committee Wednesday in an effort to share the human impact of gun violence and the urgency for lawmakers to enact gun control legislation.

'Very angry': Uvalde locals grapple with school chief's role

The blame for an excruciating delay in killing the gunman at a Texas elementary school -- even as parents outside begged police to rush in and panicked children called 911 from inside -- has been placed with the school district's homegrown police chief.