Lance Cpl . Sara Castromata and Cpl . Jacob Wooley were shot and killed last Monday . Marine base officials believe the National Defense Service Medal , . Castromata shot them before killing himself . Authorities said Lopez was the gunman . The shooting at Nevada follows the deaths of seven Marines in Nevada last Monday . Authorities detail the careers of Wooley , Wooley and Lopez .
Lance Cpl . Sara Castromata and Cpl . Jacob Wooley were shot and killed last Monday . Marine base officials believe the National Defense Service Medal , . Castromata shot them before killing himself . The shooting at Nevada follows the deaths of seven Marines in Nevada last Monday . Authorities detail the careers of Wooley , Wooley and Lopez .