on the high seas , " Kerry added . " We are communicating to the Russians how dangerous this is and our hope is that this will never be repeated . " The planes appeared to be unarmed .
President Barack Obama and Putin spoke over the phone Monday but the recent military encounters were not discussed , according to White House spokesman Josh Earnest The U.S. Navy told CNN Monday that the Cook continues to operate in the Baltic Sea . " The United States is not going to be intimidatedcontact.threatencoerce.na, " Kerry said .