recalls the government says it has ever conducted. and says it could take a couple of years to replace all questionable air bags which means some americans may be driving the highways with a potentially dangerous air bag in their car. david kerley, abc news, washington. >> some dangerous weather again moved through the middle of the country packing heavy rain, hail and tornadoes. at least eight twisters touched down across parts of texas and oklahoma leaving miles of destruction including here in mineral wells, texas. in two towns west of fort worth. at least one person injured near austin. elsewhere in texas, torrential rains triggered disastrous flooding. city of san angelo got as much as six inches over a period of just 24 hours. crews were dispatched across the city to rescue as many as 20 drivers stranded in their sinking cars. we turn to the rockies now. just a month away from summer, and look at this.