>> greta: the gsa coming under fire again but this time it is not for lavish conventions with clowns and mind readers or even bath tubs. now? >> vacant buildings. gop lawmakers blasting the gsa for mismanaging up a nuceed government buildings. the government should be cas cashing in on prime real estate instead of wasting your taxpayer money. griff jenkins spoke with the congressmen about today's hearing. >> we are standing on the roof top of a multimillion dollars building owned by the gsa that sits on two acres of the most pristine property in washington in the georgetown neighborhood. you can see the view behind me. the white house designated it as excess property last october because it has been sitting empty for over ten years, costing taxpayers $3.5 million in operating costs and that was a subject of a hearing held here by congressmans john mica and jeff den ham to get answe s