Four very talented, very determined and very acrobatic young girls are spending much of their summer tumbling, lifting and climbing toward their gymnastic dreams at Gold Country Gymnastics in Grass Valley.Coach Seth Nix is training local gymnasts Hailey Spoto, 9, Ayla Black, 6, Ali Vandra, 7, and Casey Spoto, 7, as they progress through the Talented Opportunity Program, or TOPs."The TOPS program is the fast track to be elite," Nix said. "It's for younger girls that are very talented."TOPs is a talent search and educational program for female gymnasts ages 7-10 and their coaches. During the months of June and …