With hands clasped behind his back, Sting - yep, Sting himself - paced Heinz Hall’s stage, occasionally throwing back his head to deliver a particularly raspy line. The quintessential aging rocker, philanthropist and gentleman. Sting can and has performed on stages around the world for millions. That he appeared in Heinz, which holds an intimate 3,000 or so, was a unique gift to the Steel City, certainly worthy of the hundreds of surreptitious photos fans snapped from the audience...