A warning for the faint of heart. You may want to skip this one. So, in the wake of the season ending injury to Erik Johnson the Blues are thinking about bringing in another defenseman. Well, of they want to go the route of free agency the pickings are mighty slim. At this point it is populated mainly by the old, the lame, and the damned. For example, these strike me as the best of the available Free Agents: 1. Keith Carney - He's 38, but he was a plus player for Minnesota last year. He's in training camp with the Blackhawks right now. Would cost around $2m. 2. Alexi Zhitnik - He's 35, and his best hockey was played last century. He played 61 games last year for Atlanta and didn't disgrace himself. On the other hand he'd probably be closer to $2.5m to $3m. 3. Marek Malik - Shhhh... If Marek knows you are looking at him he falls over, gets injured, and sits for a week. This china doll will set you back $2m at most. 4. Richard Matvichuk - Didn't play in the NH...