The Richmond County Sheriff’s Office invites the public to enjoy a free burger and milkshake on Saturday while meeting local deputies and Sheriff Richard Roundtree. The sheriff’s office’s Burgers and Shakes event is in its third year. It will be held 11 a.m. to 2 p.m. at Warren Road Community Center, 300 Warren Road. The opportunity allows the public to meet the staff, ask questions and give comments.