Loss : Corrine Gump , 10 , and her grandparents were killed in an early morning fire on Monday . A 10-year-old alleged rape victim and her grandparents have died in a massive fire at their home just hours before her suspected attacker was set to go on trial . Corrine Gump and her maternal grandparents , Judith Schmidt , 61 , and William Schmidt , 63 , who were both deaf , lost their lives in the early-morning blaze in Youngstown , Ohio on Monday . Neighbors reported hearing loud explosions at 3.30am before the fire tore through the house . Later that day , Robert Seman , Jr. , 46 , was set to stand trial on four counts of rape and four counts of gross sexual imposition . Seman , himself a father to a two-year-old child , had been accused of abusing Corrine from when she was just four years old until she was eight , WFMJ reported , citing an indictment from a year ago . Since April last year , he had been under electronically-monitored house arrest but on Monday his bond was revoked because he allegedly tried to bribe a witness in the rape case , WFMJ reported . Authorities said he had not been taken back into custody because of the fire . Investigators said they have found no evidence that the origin of the blaze was suspicious . But because Corinne was an alleged victim , the Youngstown Police are involved in the investigation , Sergeant Ron Barber told WKYC . Scroll down for video . Accused : It came just hours before Robert Seman , Jr. , 46 , ( pictured ) was set to go on trial for charges that he had sexually assaulted her . He was under house arrest and electronic monitoring at the time of the fire . Authorities looking to interview the girl 's mother on Monday said that they found her at a house listed in court records as Seman ’ s house arrest address , WKBN reported . When they had checked for her there earlier that morning , she had not be in , they said . Neighbors told 21 News that they heard two explosions and one neighbor said she awoke to what she thought was a flickering light outside . 'It was fully involved , ' Fire Chief John O'Neill told The Youngstown Vindicator . 'We had quite a bit of fire in the basement , so that 's the likely origin . They had fire all through the house , top to bottom . The floors were giving way almost immediately upon entry . ' The three bodies were found on the second floor . It is not yet clear if they had smoke detectors in the home . Smoke detectors for the hearing-impaired can send vibrations , sound or light to alert residents . Steve Leland , director of Easter Seals Youngstown Hearing and Speech Center Community Center , told the Vindicator that the local deaf community is mourning the loss of the couple . Battle : Firefighters pulled the three bodies from the second floor of the home on Monday morning . Destruction : Fire officers said the blaze quickly ripped through the home from bottom to top . But they said there was no evidence that the cause of the fire was suspicious . Questions : Fire Captain Kurt Wright and a State Fire Marshall look into the back of the house on Monday as an investigation continues into the cause of the fire . Neighbors reported hearing explosions . 'Bill and Judy were always willing to talk to parents who 'd just found out they had a deaf child , ' he said . 'They would often discuss options for raising a deaf child , talking about their own personal life experiences , being deaf themselves , and raising deaf children . ' The couple had three children , two of whom are deaf . William Schmidt was a retired AT & T lineman , while his wife taught deaf people sign language , the publication reported . 'They were very outgoing , very sweet people , always ready to help , ' Leland added . Corrine was a 4th grade student at South Range School , where officials have assembled a crisis team to counsel students and staff affected by the tragedy . Seman 's trial has been delayed in light of the deaths but no new date has yet been set . He could face life in prison if convicted of the charges . See below for video .
Corrine Gump and her grandparents , Judith and William Schmidt , lost their lives in a blaze at their house in Youngstown , Ohio on four years morning . Robert Seman , 46 , was set to go on trial later that day for allegedly abusing Corinne over Monday . Seman was under house arrest at the time but was taken into custody on four years in connection with an alleged bribe , not the fire , police said . Investigators said they have found no evidence that the cause of the fire was suspicious .