for us now. this house hearing so far, describe the tone and focus for us. >> reporter: the fa, a is required to cut $637 million, that has an impact on the almost 13,000 air traffic controllers. a number of lawmakers say the faa's move to furlough air traffic colors raises serious questions about about safety and operational issues. and one of of the leading committee republicans sounds irritating. >> there are all sorts of ideas floating around, and yet the administration refuses to come to the table and talk about it. instead, they simply start shutting down airports, if you will, closing towers, and now furloughing airline controllers, airport controllers. >> reporter: lawmakers representing some of the big travel hubs such as chicago's o'hare, dfw and atlanta have a question whether there was a way to make sure the huge airports