Russia announces war games; UK worried by ‘extremely aggressive’ probing of …

  • U.S. General Philip Breedlove, NATO Supreme Allied Commander Europe, speaks during a news conference in Kyiv, November 26, 2014. REUTERS/Valentyn Ogirenko

  • Ukraine’s Foreign Minister Pavlo Klimkin speaks during an interview with Reuters in Brussels October 8, 2014. REUTERS/Yves Herman

  • NATO Secretary General Jens Stoltenberg gestures as he speaks during a news conference in Riga November 20, 2014.