Report of single shot heard on Walter Reed Medical Center campus in Bethesda

BETHESDA, Md. (AP/WJLA) - Police say they are checking on a report of a single shot fired at Walter Reed National Military Medical Center outside Washington.

Montgomery County police spokeswoman Natasha Plotnikov says a 911 caller reported hearing one shot inside Building 1, the original hospital on the campus in Bethesda, on Monday morning. She says police are on the scene checking the report.

All lanes of Maryland Route 355 were closed in both directions between Cedar Lane and Jones Bridge Road due to police activity. Some lanes at Rockville Pike near Walter Reed Medical Center and the National Institute of Health were also reportedly blocked, according to Montgomery County police.

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