CN Tower Climb for United Way October 1, 2013 ~ Leo Petrazickis On October 22, I’ll be climbing the CN Tower stairs for United Way. Any contribution is appreciated. Share this:TwitterFacebookLike this:Like Loading... Related Published by Leo Petrazickis I’m a Principal Engineer at Upgrade. I do Go, Observability, and many other fun things. View all posts by Leo Petrazickis