Feds need extra $400 million to finish border fence The Bush administration needs an extra $400 million to complete its fence along the country's southwestern border, and government investigators say that may not even be enough to finish construction by the end of this year. To complete the 670-mile fence - already half built - the administration has asked Congress to approve the use of $400 million set aside for other programs, mostly surveillance technology projects along the U.S.-Mexico border, Jayson Ahern, the deputy commissioner of Customs and Border Protection, said on Tuesday. Higher costs of fuel, steel and labor have led to the $400 million shortfall, Ahern said....