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Michael D. Mosley, pictured below, is the man detectives wish to question.
ORIGINAL STORY: Clayton Beathard, brother of 49ers quarterback, C.J. Beathard fatally stabbed in Nashville
Police believe Mosley was there when the fight that turned fatal, erupted outside of Dogwood Bar.
Witnesses say the altercation was over a woman, but police have not confirmed what started the chaos early that Saturday morning.
Clayton Beathard was identified as one of the victims. He was the starting quarterback at Long Island University.
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The 49ers said that C.J. Beathard has traveled back to Tennessee.