NEW YORK — The FBI has added the insolvent IndyMac Bancorp Inc.to its list of financial corporations worth investigating, theAssociated Press is reporting. The bank is under investigation forpossible fraud in connection with home loans made to riskyborrowers.

A law enforcement official told the AP earlier today that theinvestigation is focused on the company, which was taken over lastFriday by the FDIC, and not individuals who ran it. IndyMac closedup shop after succumbing to pressures of tighter credit, tumblinghome prices and rising foreclosures. The bank is the largestregulated thrift to fail and the second largest financialinstitution to close in U.S. history, regulators said.

This week, hundreds of IndyMac customers lined up outside of thebank's headquarters and branches in the Los Angeles area, demandingto withdraw money or get answers about the fate of theirdeposits.