The U.S. intercepted two Russian fighter jets and four Russian bombers near the Alaskan coast Monday, according to the North American Aerospace Defense Command.

U.S. F-22 fighter jets “intercepted a total of four Tupolev Tu-95 bombers and two Su-35 fighters entering the Alaskan Air Defense Identification Zone (ADIZ) on May 20,” NORAD said in a statement.