her elderly mother, a quad ra pa lee jik who couldn t be evacuated by boat. i look around and i don t know where to start. i don t know. reporter: half a million in louisiana are still without power. some communities surrounded by standing water, homes gone. there s not a person that s not suffering. reporter: katy s home overtaken by floodwaters, furniture tossed to the mud. you re drowning and reaching up and saying help me and no one is coming. reporter: officials say the total number of destroyed power polls higher than hurricanes katrina, ike, delta and zeta combined. the national guard now operating a floating bridge to one town cut off by floodwaters. the mud keeps coming and coming. reporter: concerns also