As vaccine rollout continues in the Tri-Cities region, those who work with the homeless are concenred including Pastor Will Shewey of Shades of Grace.Shades of Grace works daily with the homeless population of Kingsport by feeding them and keeping access to services open throughout the pandemic.“They are valued, and we want them to be safe,” Shewey said. “We want them to stay healthy.”The clinic is at 10 a.m. at Shades of Grace on E. Sullivan Street in Downtown Kingsport. Around 100-150 doses of the vaccine will be available on a first-come first-served basis until they run out.