CEDAR HILL (CBSDFW.COM) – Three high school students are facing felony rape charges, accused of sexually assaulting a mentally challenged 16-year-old student.

According to the arrest warrant, 19-year-old Sylvanus Lanier, 17-year-old Elijah Willis and 17-year-old Marco Garcia, all students at Cedar Hill High school, allegedly attacked the fellow student in a school restroom on October 19.

READ MORE: Ian Alexander Jr., Only Child Of Regina King, Dies At Age 26

(L-R) Sylvanus Lanier, Elijah Willis (credit: Dallas County Jail)

Officials said that the girl reported the sexual assault four days later.

READ MORE: 'Small Number Of Monkeys' On The Loose After Truck Crash In Pennsylvania

Lanier is being held on a $100,000 bond for aggravated sexual assault. Willis is also being held with a charge of aggravated sexual assault. His bond is set at $25,000.

Lanier and Willis remain behind bars Friday morning in the Dallas County Jail.

MORE NEWS: Governor Abbott Proposes Parental Bill of Rights As Part of Re-Election Campaign 

Suspect Marco Garcia was released on bail on November 2.