and you've got to be sober on a jobsite to do that. >> and while bryon white has one eye on the safetyof his workers, he's also watching the state supreme court, which is deciding a case that could influence workplace marijuana laws across the country. >> mr. coats was employed full time at dish for three years, and during that time, he never possessed, used, or requested accommodation for medical marijuana in the workplace. >> they are talking about brandon coats. when he was just 16, a car accident left him a quadriplegic. coats is now 35 and a licensed user of medical marijuana. how important is medical marijuana to your day-to-day life? >> well, it's very important. it allows me to live a more normal life -- the most normal life that i'm able to. >> back in 2007, coats started working as a customer-service rep at dish network. dish is headquartered in englewood, colorado. >> they have a ranking on the wall of where you are. i was always in the top five percent. i never had a write-up. i was always on time. i was -- i did good, yeah. >> then he began having trouble with debilitating