now," zapped. ice and snow snapped tree limbs, power lines, causing thousands of power outages. this morning's race to restore service after a mammoth winter storm. terror alert. intensifying airport security worldwide as the olympics begin. today is new warnings about terrorists bringing bombs on planes hidden in toothpaste. singer struggle. selena gomez's rehab bombshell, did her relationship with justin bieber have anything to do with it? the scoop in "the skinny." and to the top. i'm taking you along on an 86-story climb just completed. it was an unforgettable athletic accomplishment all for a good cause. today is thursday, february 6th. >> from abc news, this is "world news now." >> good morning, i'm marci gonzalez in for diana perez. >> i'm john muller, and i'm sitting next to one tough chick.