Tornado Cost Tops $1 Billion From Rare November Storms, Aon Says

Tornadoes and thunderstorms that swept across the U.S. Midwest last month will probably cost more than $1 billion in economic losses, led by damage in Illinois and Indiana, according to insurance broker Aon Plc.

Insurers estimated losses in the hundreds of millions of dollars, the London-based broker said in a report today.