Mountain Empire Older Citizens’ 45th Annual Walkathon, which raises money for the agency’s Emergency Fuel Fund for the Elderly, is set for Sunday, Aug. 29, at 2 p.m. at Big Stone Gap. Registration will begin at 1 p.m. The 5K walk will start at 2 p.m. at Bullitt Park and proceed along the Greenbelt Trail. A hamburger picnic for participants will follow the event. The fundraising goal is $165,000, and the community’s support is needed to reach it.