Sara Middleton and Catlyn Brooke both teach cross fit at the Allegheny YMCA on the North Side. They renovated the upstairs studio themselves. Middleton built the barbell racks, as well as a huge structure for pull up rings and high bars. “I fell in love with it and I got certified to teach,” Brooke said. Middleton is the Program Director of Healthy Living at the YMCA and leads a team of personal trainers. Brooke is the full-time aquatics director for the Y downtown. The two are in their mid