bring in alan levine and julia to talk about safety. of health for florida and louisiana and disaster response expert and julia the author of "security mom," a lot of talk from state and local leaders stressing danger for people. are they learning from past mistakes. >> absolutely. every disaster is horrible but silver lining is do better last time. starting to see lessons of previous hurricanes, taken to protect lives in this one. movement forward, assets from the federal government. not waiting for storm to hit but prepositioned assets in place so when the storm passes by you already have relief efforts there. and what may have been viewed by some as too early evacuation order. it was not. problem with hurricane katrina, evacuation orders came too late and they were too voluntary, in quotes. reason you are hearing political officials be angry and direct and scary, tough love so to speak is fear gets people to move. that's what you want. we need people to evacuate, it is stupid to stay put. self selfish, puts other in harm and seeing t