It is noted that representatives of the local branch of the Federal Bureau of Investigation describe what is happening as an "active situation with the shooter".

BREAKING: Law enforcement official: 3 killed in shooting in Harford County, Maryland. https://t.co/FcWPFV8iFD

- The Associated Press (@AP) September 20, 2018

Earlier it became known that in Maryland there was shooting, as a result of which there are many victims.