"Over the course of the last six months we have actually countered over 130 direct attacks on US Navy ships and merchant ships," Del Toro said. "We currently are approaching $1 billion in munitions that we need to replenish at some point in time."
Del Toro emphasized that it would be "critical" for Congress to pass a national security supplemental in order to replace the weapons, which include SM-2, SM-3 and SM-6 missiles.