This market resolves YES if Jack Campbell publicly announces his retirement from professional football, or the Detroit Lions or NFL officially confirms his retirement, by December 31, 2026, at 11:59 PM Central Time.

This market resolves NO if no qualifying retirement announcement or confirmation occurs before the deadline.

Being injured, placed on injured reserve, released, traded, or otherwise inactive does not qualify as retirement.

Resolution will be based on official statements from Campbell, the Detroit Lions, the NFL, or credible sports reporting confirming his retirement.

Context: Campbell suffered a serious neck injury on November 1 and was placed on injured reserve. His November 4 statement expressed optimism about his recovery, and recent reporting indicates he remains focused on returning to football