GAINESVILLE, Fla. -- Authorities are going to conduct an autopsy on a body found in rural Levy County to determine if it is a missing 18-year-old University of Florida student.

Gainesville Police spokesman Ben Tobias says the autopsy will be conducted on Tuesday.

Christian Aguilar was last seen in Gainesville with his friend, 18-year-old Pedro Bravo, who has been charged with first-degree murder.

Police say Bravo told them he beat Aguilar unconscious and left him in a parking lot. Both Bravo and Aguilar are from Miami.