Baltimore County Police say a 2-year-old boy was mauled by the family dog.
A boater died and two others were rescued after a fishing boat capsized in the Back River.
Baltimore County police say a man killed one of two intruders who forced their way into his apartment in Essex.
A middle school student in Baltimore County is now in custody after reportedly waving a gun around in class.
Gov. Bob McDonnell requested assistance for Caroline, Essex, Fairfax, King and Queen, King George, Prince William and Westmoreland counties and the city of Alexandria.