Slovakia- US Air Force A-10 Thunderbolt II aircraft at Sliac Air Base: http://t.co/5ngjG8hgH2 #AlliedStrong #Warthogs pic.twitter.com/Cy3CRaUpBY— US Mission to NATO (@USNATO) May 25, 2015 Slovakia- US Air Force A-10 Thunderbolt II aircraft at Sliac Air Base