 On November they deployed to Tandil airbase for the XX Ibero-American Summit held at Mar del Plata.In January 2016, Argentine Minister of Defence Julio Martinez confirmed that all Air Force Lockheed Martin A-4AR Skyhawk (Fightinghawk) fighters were grounded.Originally this was due to the expiry of the explosive cartridges in their ejection seats, but later it became apparent that there were additional problems.