We'll post a new training tip here. Video yourself doing the drill and tweet the clip using #COHOCKEYALLIN. Find additional videos here. Avs alumnus John-Michael Liles with this week's skill drill Skill drill from a previous week featuring Avs alumnus Challenge your friends, coaches or players from the state's other hockey teams via Twitter, and we'll spotlight our favorite tweets and responses. Please include #COHOCKEYALLIN. Show us your skills, Colorado!