Vehicle hits, drags Baltimore police sergeant about two blocks after he tries to pull it over

A Baltimore police sergeant attempting to make a traffic stop was struck by the vehicle he was trying to pull over dragged roughly two blocks Tuesday night, CBS Baltimore reports.

Baltimore Police Commissioner Michael Harrison said the driver accelerated, dragging the sergeant and hitting another vehicle along the way.

The sergeant was rushed to the University of Maryland R Adams Cowley Shock Trauma Center, whose chief physician, Dr. Thomas Scalea, told reporters he's critically ill and on full life support.