"You can never get enough of what you don't need, " she says.

WSJ: Shop 'Til You Stop: How to Treat Compulsive Spending

"When there's just thousands of people that you may have to get to, spread all over a very big city, the resources you have are never going to be enough in any one place, " Mr. Bloomberg said Tuesday.

WSJ: New York City's 911 System Swamped Again