Dow tumbles 292 points as economy shows cracks

``"You're at a point now where you can no longer say bad news is good news. That's not working anymore. You've got to show some growth here," said Joe Saluzzi, co-head of trading at Themis Trading... This report wasn't a one-off blip either. It comes on the heels of other disappointing indicators, including a surprise decline in retail sales and a steep drop in existing home sales.''