Business interruption insurance claims could account for half of the commercial losses from Katrina, many owners are still struggling to get payments

When the twin towers of the World Trade Center came down in the Sept. 11, 2001, terrorist attacks and the surrounding area of the city was destroyed, New York lost an expensive piece of real estate, costing the insurance industry billions.

But what may come as a surprise is that the largest single source of insurance payout in the terrorist attacks was not the property claims, but business interruption insurance.
from The Times Picayune