May 15 (UPI) -- Representatives of both parties in the House on Friday demanded to know why the Department of Defense stopped deployment of troops to Poland, and top Army leaders didn't have clear answers. House Armed Services Committee members said the halting of troop deployment with no notice was a surprise to Congress, Politico reported . They had a hearing Friday with top Army leaders who gave them few answers. "I just want to say this is a slap in the face to Poland; it's a slap in the