@CNN: A Baltimore County police officer was shot and killed Monday afternoon in Perry Hall, an unincorporated community north of the city of Baltimore, Maryland Gov. Larry Hogan tweeted https://t.co/gv4hqkG0C3 https://t.co/sfCfWWY6OI

@CNN: A Baltimore County police officer was shot and killed Monday afternoon in Perry Hall, an unincorporated community north of the city of Baltimore, Maryland Gov. Larry Hogan tweeted https://t.co/gv4hqkG0C3 https://t.co/sfCfWWY6OI