There hasn’t been a lot for Iraqis to celebrate in recent years. So when its national team emerged on top in the Asian Cup soccer tournament, Iraqis put internecine fighting aside for a moment of celebration on Sunday after Iraq defeated three-time Asian Cup winners Saudi Arabia 1-0 to win the top prize. A police order to arrest anyone participating in celebratory gunfire was virtually ignored as soldiers and police officers squeezed off round after round.