captioning sponsored by cbs o donnell: breaking news tonight, moments of terror on a military base. o donnell: a pilot from saudi arabia opens fire at a naval air station in florida. four are dead, eight more hurt. what police did to stop the killer. they ran to the fight not from the fight. o donnell: tonight, was it terrorism and how did he get a gun? shoot-out in the street. police fire 200 rounds in rush hour traffic. a botched burglary turns into a high-speed chase on the streets in miami. four are dead, including a man heading home. this is the old wild, wild west. this is a shoot-out that should have never happened. o donnell: did police put too many lives at risk? misery spread the flu season off to its earliest start in 15 years. excessive force? a cbs news victori. ut l