Fannie Mae and Freddie Mac supporters and critics squared off this week at a thinly attended hearing before the Senate Governmental Affairs subcommittee on Financial Management, the Budget, and International Security. As expected, the hearing, which was called to examine the risks and benefits associated with Fannie and Freddie, rehashed much of the GSE criticism and support heard at numerous hearings and conferences over the past few years. The most noteworthy development was the