Overview

• Krug diagnosed with pre-arthritic changes, attempted non-surgical rehab before opting for surgery.
• Blues to consider Nick Leddy, Ryan Suter, and Philip Broberg for top-four defensive roles.
• Krug's absence creates a vacancy on the power play, with Justin Faulk and Scott Perunovich as potential replacements.
• Blues maintain salary cap flexibility despite Krug's $6.5 million cap hit.
• Training camp will be crucial for young prospects vying for NHL roster spots.