the monster storm building strength and just a short time ago, upgraepded to a major category 3 hurricane parts of florida. mandatory evacuations tonight. and the damaging winds will then race across several states after it makes landfall. the new track just in tonight. and my interview with the hurricane hunters flying right through it. what they've seen already, and what concerns them most tonight. >>> also this evening, the surprise shakeup inside the trump administration. u.s. ambassador to the u.n. nickki haley resigning. why leave now, just weeks before the midterms?

the monster storm building strength and just a short time ago, upgraepded to a major category 3 hurricane. winds already 120 miles per hour. set to slam into parts of florida. mandatory evacuations tonight. and the damaging winds will then race across several states after it makes landfall. the new track just in tonight. and my interview with the hurricane hunters flying right through it. what they've seen already, and what concerns them most tonight. >>> also this evening, the surprise shakeup inside the trump administration. u.s. ambassador to the u.n. nickki haley resigning. why leave now, just weeks before the midterms? and late today, what the president said when asked if his inedadding i'm me t t world. >>> just in tonight, what abc news has now learned after that deadly limousine crash. we will show you the inspection report from before the crash, and what it might reveal about the brakes. >>> the mystery outbreak effecting children. a rare paolo-like illness. the list of states now growing. and what parents need to know. >>> gas prices just out tonight, hitting a four-year high. w