Fort Hood, Texas (CNN) -- The police officer who ended the Fort Hood massacre by shooting the suspect was known as the enforcer on her street, a "tough woman" who patrolled her neighborhood and once stopped burglars at her house. "If you come in, I'm going to shoot," Kimberly Munley told the would-be intruders last year. It was Munley who arrived quickly Thursday at the scene of the worst massacre at an Army base in U.S. history, where 13 people were killed. She confronted the alleged gunman, Maj. Nidal Malik Hasan, and shot him four times. Munley was wounded in...