This story is still unfolding. Looks like another armed maniac has struck and killed a number of people. According to this news item in New York Post, at least 4 people have been killed by a man in Bridgeville, Pennsylvania (outside Pittsburgh) in an LA Fitness Center. The man reportedly entered a busy gym carrying a gun and a gym bag and opened fire. According to the report, the gunman appears to have turned the gun on himself after committing the murders.