Officials described reports of an active shooter at a military post outside Washington as stemming from someone who made a distress call after seeing security forces doing a routine inspection, the Associated Press reported.
"All Clear" for the base with the exception of Malcolm Grow medical facility— Joint Base Andrews (@JBA_NAFW) June 30, 2016
The base was scheduled to conduct an active shooter exercise, however, reports of a real-world active shooter situation were reported.— Joint Base Andrews (@JBA_NAFW) June 30, 2016
The incident is ongoing at the Malcolm Grow Medical Facility. First responders are on-scene now. All personnel continue to shelter in place— Joint Base Andrews (@JBA_NAFW) June 30, 2016