let's talk about the cost, sheer dollars and cents here, of this government shutdown. this number will blow you away. $1 billion a week in pay lost by these furloughed federal workers. and that's just the beginning. if this thing drags on for four weeks. let's say, the estimated cost, $55 billion. christine romans, host of "your money" has the details on these shocking costs. >> with 800,000 workers furloughed, orders unfilled, fees unclikted, confidence slipping by the minutes, the cost of the shutdown and the dubt ceiling crisis may be a stumbling block the economy may not bounce back from. first, a two-week shutdown, here's what macroeconomic