Warren Buffett Slashes PetroChina Holdings

Billionaire financier Warren Buffett looks on during a fundraising event for U.S. Democratic presidential candidate Sen. Hillary Clinton (N.Y.) June 26, 2007 in New York City.
Billionaire financier Warren Buffett looks on during a fundraising event for U.S. Democratic presidential candidate Sen. Hillary Clinton (N.Y.) June 26, 2007 in New York City.