Second S-400 unit deploys around Moscow Posted on February 17, 2011 by alert5 A second S-400 air defense unit has been deployed around Moscow region. Related posts (Automatically Generated): Russia deploys Pantsyr-S to protect its S-400 site Washington wants to create global BMD system with Moscow Su-34 flew non-stop across Russia Israel seeks to halt sale of P-800 missiles to Syria Singapore deploys UAV to Afghanistan Iran wants Russia to honor S-300 deal