Unit 669, the rescue and evacuation unit in the Hits of the Air Force, is on standby 24 hours a day, 7 days a week, 365 days a year for the safety of soldiers and citizens of the State of Israel and with the promise of wounded soldiers from all places and conditions. During the 40 years of activity, the unit rescued over ten thousand psychics and participated in countless activities. The Cat Association was established by a number of graduates of Unit 669 in May 2014 with the aim of forming a link between the unit’s descendants and their generations and making the most of the human capital inherent in them, for their benefit and the common good. For all graduates of the unit – the combat unit, the medical unit and the combat support system.