text: The fiancé of a beloved Georgia teacher is speaking out about the night the woman died, as her killer, a high school student, faces multiple charges. Alton Hines was waiting for his fiancé, 33-year-old Leah O'Brien at her home on the night of Saturday, April 25, he told WSBTV. 'I had actually just finished putting on a blazer and a bow tie waiting for her to return,' he said. Popular: Leah O'Brien was killed when the car she was driving to chaperone the school prom was hit by a vehicle carrying two students also on their way to the dance . Fiancé: O'Brien's fiancé, Alton Hines (photographed), recently spoke out about the night he found out O'Brien had been killed . Hines was going to escort O'Brien to the Lakeside High School prom. As he waited for his bride-to-be to return, he received a call from O'Brien's father telling him she had been in a car accident and didn't make it. 'To get a call and find out what had happened,' Hines told WSBTV. 'I just dropped straight to my knees and started to cry.' Passengers: O' Brien (left) was driving with her 8-year-old daughter, Kori (right) at the time of the crash; Kori is in a medically-induced coma . Children: The mother-of-two leaves behind two daughters, Kori and Rachel, 10; Rachel is staying with relatives . O'Brien, a science teacher at the high school located in the Atlanta Suburb of Decatur died at the scene of the crash that night when a car carrying two students on their way to the prom crashed into her Hyundai Sonata. Her 8-year-old daughter Kori was in the vehicle at the time and suffered serious injuries. She is now in a medically induced coma. O'Brien's other daughter, Rachel, 10, is staying with relatives. Driver: Driving the Dodge Charger that killed the beloved teacher was 19-year-old Ramiro Pedemonte . Charges: Decatur police say Pedemonte (center) was going over 100 mph when he hit O' Brien and is now facing multiple charges . Driving the Dodge Charger that killed the beloved teacher was Ramiro Pedemonte. Decatur police say Pedemonte was going over 100 mph when he hit O'Brien. The teen was arraigned Friday on charges including homicide, reckless driving, and serious injury by motor vehicle, according to 11 Alive. Pedemonte was driving with an 18-year-old woman at the time of the crash. Local resident Darnyl Katzinger, who lives near the crash scene, said she raced outside to find the two students in shock. Aftermath: The wreckage of the teacher's Hyundai Sonata which was hit by the student's Dodge Charger . Revealed: At the arraignment, it was revealed that Pedemonte was on probation at the time of the accident with a June 2014 charge of of possession with intent to distribute . She told WSBTV: 'They were very distraught. 'Both of them kept repeating, 'why did she have to pull out in front of us?' At the arraignment, it was revealed that Pedemonte was on probation at the time of the accident with a June 2014 charge of of possession with intent to distribute, 11 Alive reports. Shock: Grief counselors were on hand at Lakeside High School on Monday. Principal Jason Clyne said the accident was 'beyond my comprehension' When the judge set Pedemonte's bail at $55,000, the teen's relatives hung their heads and cried. Hines said that while he is 'deeply saddened' for Pedemonte's situation, the teen took from him someone that he 'truly loved and cared for and that I was planning to spend the rest of my life with,' WSBTV reports. A funeral for O' Brien was held Saturday at St. Phillip AME church in southeast Atlanta. The church was filled with flowers, friends, and family members of the popular teacher and mentor. Police are continuing to investigate the accident.
target: Alton Hines, the fiancé of Leah O'Brien, 33, the beloved teacher killed in a car crash on April 25, is speaking out about the night the woman died .
  The other driver, 19-year-old Ramiro Pedemonte is facing charges including homicide, reckless driving, and serious injury by motor vehicle .
  Police determined that Pedemonte was going over 100 mph when he hit O'Brien .
  Authorities say Pedemonte was on probation at the time of the accident with a June 2014 charge of of possession with intent to distribute .