welcome to "world news." tonight the situation out of control. that fast moving crisis in iraq. extremists taking control of city after city. what danger do they pose to the united states? and could america be drawn back into war? here at home more than 25 million people threatened by storms and this mess is marching east tonight. game on. the world cup. half of the planet is watching. and you'll meet team america hoping for a miracle. and 90 years young former president george h.w. bush. is a 6,000 foot leap, a hard landed but sealed with a kiss. good evening to you on this thursday night.