Turkish President Recep Tayyip Erdogan Erdogan tells Sweden and Finland that he could still block their drives to join NATO if they fail to implement the new deal with Ankara. His remarks come less than forty-eight hours after the agreement between the three countries. Speaking to the press at the close of the NATO summit in Madrid, he urges the two Nordic countries to "fulfill their duties" or risk burying the memorandum signed on Tuesday evening. IMAGES AND SOUNDBITES