Riga Summit Signing Ceremony of the first major contract for a NATO Active Layered Theatre Ballistic Missile Defence System 28 November 2006 Please credit NATO photos. Centre: NATO Secretary General, Jaap de Hoop Scheffer (Photo ~300Kb) Centre: NATO Secretary General, Jaap de Hoop Scheffer Front: Signature between Programme Manager ALTBMD and President SAIC. (Photo ~300Kb) Centre: NATO Secretary General, Jaap de Hoop Scheffer Front: Signature between Programme Manager ALTBMD and President SAIC. (Photo ~300Kb) Second left: NATO Secretary General, Jaap de Hoop Scheffer with Programme Manager ALTBMD and President SAIC. Right: Marshall Billingslea (NATO Assistant Secretary General, Defence Investment) (Photo ~300Kb)