The head of NATO says members need to increase their air and missile defenses by 400% to counter the threat from Russia and warns that Moscow could be ready to attack the military alliance within five

NATO members lack enough air and missile defenses to counter potential threats from Russia, the leader of the trans-Atlantic military alliance said.

Washington’s European allies must make a “quantum leap” in military spending to deter Russia, the head of NATO is expected to say Monday, calling for a 400% increase in the continent’s air and missile defense budget.