Police say one arrest has been made and at least two more are expected in connection with the death of Caleb Wilson.

Caleb Wilson, a junior at Southern University, died on Feb. 27. Unsanctioned fraternity activities may have caused his death, the university said.

Wilson died on February 27 while reportedly pledging Omega Psi Phi Fraternity. Louisiana police are now investigating the 20-year-old's death as a possible hazing incident.