New Delhi, Oct 8 (IANS) President Ram Nath Kovind and Prime Minister Narendra Modi on Sunday hailed the air warriors and extended greetings on the occasion of 85th Air Force Day. "On Air Force Day, I salute the valour, commitment and dedication of our brave air warriors. They safeguard our skies," Kovind tweeted. In a tweet, Modi said: "On Air Force Day, best wishes to our courageous air warriors and their families. Their determination and prowess ensure that our skies are safe." Union Minister of State for Defence Subhash Bhamre also greeted air warriors and their families. The Indian Air Force (IAF) is celebrating the 85th anniversary at Hindon Air Force base in Uttar Pradesh's Ghaziabad district on Sunday where a series of scintillating air display will be organised.