Here is video of a passenger on Northwest Airlines Flight 253 telling about the heroic effort of another passenger to stop a terrorist on board to keep him from completing his attempt to blow up the airplane. A young man climbed over passengers to get to the Nigerian terrorist to stop him. Reports indicate the terrorist was burned badly on his legs, where he had strapped the explosive device. The heroic passenger was also burned in subduing the attacker: An attempted terrorist attack on a Christmas Day flight began with a pop and a puff of smoke - sending passengers...