declaring a state of emergency in pennsylvania. emergency flooding forcing hundreds of thousands of evacuations. delaware river likely to exceed flood levels. river cresting just before the top of the levees. major roads in and out of philadelphia are underwater all stemming from hurricane irene and made worse by tropical storm lee. now to texas where firefighters are making progress against the raging fire fighters. today a jetliner will take to the skies over bastrop county. that s the worst fire of the 180 of them that are burning around the state. flames already destroying nearly 1700 homes leaving at least four people dead. and moments ago, we have some breaking news for you because nasa s latest moon shot was delayed again. bad weather scrubbed it yesterday. tomorrow, nasa will try to fire two probes towards the moon where they will measure the moon s gravity. scientists are hoping to find