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.
McCray is now believed to have delivered the final blow before Wilson died, during a pledging ritual for Omega Psi Phi.
Musicians, friends and families took to the street to memorialize Caleb Wilson with a traditional second line.
Baton Rouge Police say they are drawing up warrants to arrest two additional suspects in connection to the hazing death of Southern University student Caleb Wilson, 20.