Luke Kuechly, NFL star with history of concussions, retires aged 28, Carolina Panthers
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Why Did Carolina Panthers Linebacker Luke Kuechly Suddenly Retire?
Luke Kuechly retirement aftermath: What's next for him, the legacy he leaves and his Hall of Fame credentials - The Athletic
Ex-NFL star Luke Kuechly looking for ways to stay in football after abrupt retirement
WATCH: Luke Kuechly ends career with Carolina Panthers in emotional video
Luke Kuechly, an All-Time Great Linebacker, Has Retired at 28 - The Ringer
Why did Luke Kuechly retire? Panthers star explains his decision to end NFL career
Luke Kuechly, Former BC Star, Surprisingly Retires After 8 Seasons In NFL - CBS Boston
NFL Player Luke Kuechly Announces Retirement at 28