January 28, 2009 7:18 am Treacherous North Texas Drive Despite efforts to sand icy bridges and overpasses, Loop 820 was shut down after an 18-wheeler jackknifed in North Richland Hills. Wake Up to Something Good 2:28 NBC 5 Forecast: Storm chances possible again for today 2:30 NBC 5 Forecast: Storm chances possible again for today 2:28 NBC 5 Forecast: Storm chances continue into Sunday 2:34 NBC 5 Forecast: Storm chances continue into Sunday 1:07 Hill County tornado caught on camera