WATCH: Trump says ‘Triumphal Arch’ will be used as a sniper and drone facility

President Donald Trump is arguing that another one of his projects around Washington, D.C., is being built for national security purposes.

​President Donald Trump is arguing that another one of his projects around Washington, D.C., is being built for national security purposes.  Politics President Donald Trump is arguing that another one of his projects around Washington, D.C., is being built for national security purposes.