A gunman opened fire inside a Manhattan office building, killed a New York City police officer and three other people. The gunman then took his own life. The building where that shooting took place houses offices for the NFL, Blackstone, KPMG and real estate firm Ruden.Joining us right now with a look at corporate security is uh Dave Comat. He's a former Boeing vice president, chief security officer. He's now a partner chief security officer for corporate security adviserss.Good morning to you. Um Dave, you ...