Four people were arrested following a drug investigation on the Vincennes University Campus Friday night. Vincennes Police arrested 19-year-old Sanchez Rhodes of East St. Louis, Illinois, 19-year-old Jacob Howard of Kokomo 18-year-old Kyiara Avery of Portage and 21-year-old Terry Jackson of Gary are charged with possession of marijuana. They were taken into custody in the area of 1st and Tecumseh Streets. Rhodes, Avery and Jackson face an additional charge of visiting a common nuisance while Jacob Howard is charged with maintaining a common nuisance. All four suspects were taken to the Knox County Jail. Vincennes University Police assisted in the investigation.