Chicago winters are bad enough to drive even the most dedicated skaters indoors for months, which is why Chaz Ortiz has built a pro-level facility to keep his skills sharp until summer comes. But it's not a session if it's only one guy, which is why Andre Colbert, Cody Madsen, Shane Browning, and Mike Matzuka were all on hand the day we sent Nigel Alexander to check the spot.