Nationals Speech Kimberley Joiner, the deputy assistant to the secretary of defense for strategic engagement, speaks at the Pentagon as Washington Nationals mascot Screech stands nearby, Jan. 27, 2020. The Nationals brought their 2019 World Series championship trophy to the Pentagon to enable people there to have their picture taken with it. SHARE: Download: Full Size (3.18 MB) Credit: C. Todd Lopez, DOD VIRIN: 200127-D-NU123-0035.JPG Photo Gallery