Investigators with the Cameron County Sheriff's Office don't suspect any foul play in the death of a Texas A&M Kingsville math professor who was found dead Wednesday at Boca Chica beach.

Dr. Hueytzen James Wu, a math professor at Texas A&M Kingsville, was reported missing on Oct. 1.

Investigators didn't find any visible signs of injuries on his body. An autopsy has been ordered.

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