Officials: More than 20 Georgia prisons placed on lockdown

Above video: Your Wednesday headlines More than two dozen Georgia prisons and correctional facilities have been placed on lockdown, the Georgia Department of Corrections announced Wednesday. The department cited increased "Security Threat Group" activity but did not identify specific groups or describe the activity that prompted the lockdowns.

The facilities will remain on lockdown until further notice while investigations continue, department spokesperson Lori Benoit said.