As survivors and experts reflect on the storm 20 years on, fear is growing that the US is just as unprepared to take on extreme weather amid cuts to Fema

As survivors and experts reflect on the storm 20 years on, fear is growing that the US is just as unprepared to take on extreme weather amid cuts to Fema

New Orleans and the Gulf Coast have rebuilt. But the questions Katrina raised in 2005 on climate, government and race persist.