![Diamond Pet Food Company](https://www.cpr.org/cdn-cgi/image/width=3840,quality=75,format=auto/https://wp-cpr.s3.amazonaws.com/uploads/2021/08/truck.jpg)
You don't give much thought to a road until it's closed. It may be weeks before I-70 through Glenwood Canyon is open again. The impacts on everyday life are almost mind-boggling-- on commuters, tourists, and truckers. Greg Aishman is a freight broker in Denver. He helps get raw ingredients from California to a processing plant in Greeley, then on to pet food makers.