Poland was blindsided on Wednesday by the surprise U.S. decision to cancel a planned deployment of American troops to the country. But it turns out the warning had already arrived days earlier. Poland’s military was alerted to the Pentagon’s move as early as last Monday, according to three people with knowledge of the matter who are in the immediate circle of the Chief of the General Staff of the Polish Armed Forces, Gen. Wiesław Kukuła, who received the alert. But the message got stuck in the