You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "how much damage did hurricane katrina cause in new orleans?" whose answer is $70 billion.
Each document should contain about 30 words, and these documents should contain useful information.

Query: damage caused by hurricane katrina in new orleans
Useful Output:

Doc 1: In all, levees and floodwalls in New Orleans and surrounding areas fell in more than 50 locations during Hurricane Katrina, flooding 80 percent
Doc 2:  Hurricane Katrina struck the U.S Gulf Coast and left Louisiana and Mississippi devastated. In its aftermath, over 80 per cent of New Orleans
Doc 3: On August 29, 2005, Hurricane Katrina struck the Gulf Coast, causing catastrophic flooding as numerous levees failed around New Orleans.
Doc 4: Katrina flooded out many white people as well as Black people, and, within Black New Orleans, many working-class and middle-class people as well
Doc 5: Louisiana estimated its timber damage at more than $1 billion, while Alabama's damage was estimated at $56 million. Keep track of the latest