Regardless of the smoldering controversy cannabis stirs up in Sacramento City Hall, the state Capitol and Washington D.C., the global scientific community has examined the drug with increasing interest recently. Local patients and doctors can't say enough about the groundbreaking potential of THC as a pharmaceutical. There's a fairly large medical cannabis community in Sacramento, of patients, caregivers and researchers. Some dispensaries work directly with patients and doctors to bridge the gap between medical knowledge and social support. Sacramento resident Thomas Coy has worked with the Capitol Wellness dispensary since it opened in 2004. He's a patient, an activist and a 28-year s