A father shot dead his girlfriend and her two children before setting their home on fire, authorities have said. Corey LaValley, 32, was arrested on Tuesday for the murders of 33-year-old Debra Sheppard, his 10-year-old son Corey LaValley Jr., and Sheppard's daughter, 13-year-old Emma McComber. He is accused of shooting the trio dead at their mobile home in Dorr, Michigan on Monday before returning to the home and setting it alight on Tuesday at around 1pm. Police found LaValley at a relative's home later that evening and took him into custody without incident. He has been charged with open murder, arson and using a firearm during a felony. 'Killer': Corey LaValley, left, allegedly shot dead his girlfriend Debra Sheppard, right, and her two children on Monday before returning to their Michigan mobile home on Tuesday and setting it alight . Murdered: LaValley allegedly killed his 10-year-old son, Corey Jr, left, and his girlfriend's 13-year-old daughter, Emma McComber, from a previous relationship. Her dad said he had feared for his daughter's safety . LaValley was being held by the Allegan County sheriff's office. On Thursday afternoon, he was arraigned via video link. 'We did receive information that for us established probable cause that Corey LaValley, who is the father of one of the people we believe to be deceased, was involved in ultimately the criminal act that caused this,' Allegan County Undersheriff Frank Baker told Fox17 on Wednesday. Police told the channel that LaValley and Sheppard had been in a relationship, and neighbors told Newschannel 3 that they would often hear the couple arguing. Authorities have not released a motive for the murders but family members said LaValley had a history of violence. Records show he also had a history of arrests dating back to 2001. Devastated: Emma's father, William McComber, hugs his mother-in-law at his home in Lowell, Michigan, a day after he learned that his 13-year-old daughter, her mother and brother had been murdered . Burned down: The family's mobile in Dorr, Michigan was destroyed by a fire on Tuesday afternoon . The 13-year-old girl's father, William McComber, 36, said he had been worried for his daughter's safety. He claimed he had filed for custody of his daughter but a judge denied his request. The last time he saw her was November, he said. 'I want people to know this isn't just "guy snaps one day, freaks out, and kills his girlfriend and kids". This is years of building up to this, years of warning signs nobody took me seriously about.' He added: 'It's one thing to lose someone in an accident, but when I think about it and knowing the fact that my daughter was shot, intentionally… it wasn't even accidental.' On a GoFundMe page for the girl, William McComber said: 'She was loved by everyone who was lucky enough to know her.' Records show that LaValley has previously been arrested for misdemeanor assault, retail fraud and disturbing the peace in charges dating back to 2001. The family has set up GoFundMe accounts to raise money for the three funerals. Visit here for the page for the family and here for a separate page for Emma. Scene: Hours after the home burned down, LaValley was found at a relative's home and taken into custody . Distraught: Family members embrace each other at the scene of the suspicious fire on Tuesday afternoon .
Corey LaValley 'shot dead his girlfriend, her two children - including his son - in their mobile home and returned to burn it down the next day'
The bodies of Debra Sheppard, 33, Emma McComber, 13, and LaValley's son Corey Jr., 10, were found at the home in Dorr, Michigan on Tuesday .
LaValley was arrested without incident on Tuesday evening and was arraigned on murder, arson and weapons charges on Thursday .
The 13-year-old girl's father said he had feared for his daughter's safety and had unsuccessfully tried to remove her from the home .
A father shot dead his girlfriend and her two children before setting their home on fire, authorities have said. Corey LaValley, 32, was arrested on Tuesday for the murders of 33-year-old Debra Sheppard, his 10-year-old son Corey LaValley Jr., and Sheppard's daughter, 13-year-old Emma McComber. He is accused of shooting the trio dead at their mobile home in Dorr, Michigan on Monday before returning to the home and setting it alight on Tuesday at around 1pm. Police found LaValley at a relative's home later that evening and took him into custody without incident. He has been charged with open murder, arson and using a firearm during a felony. 'Killer': Corey LaValley, left, allegedly shot dead his girlfriend Debra Sheppard, right, and her two children on Monday before returning to their Michigan mobile home on Tuesday and setting it alight . Murdered: LaValley allegedly killed his 10-year-old son, Corey Jr, left, and his girlfriend's 13-year-old daughter, Emma McComber, from a previous relationship. Her dad said he had feared for his daughter's safety . LaValley was being held by the Allegan County sheriff's office. On Thursday afternoon, he was arraigned via video link. 'We did receive information that for us established probable cause that Corey LaValley, who is the father of one of the people we believe to be deceased, was involved in ultimately the criminal act that caused this,' Allegan County Undersheriff Frank Baker told Fox17 on Wednesday. Police told the channel that LaValley and Sheppard had been in a relationship, and neighbors told Newschannel 3 that they would often hear the couple arguing. Authorities have not released a motive for the murders but family members said LaValley had a history of violence. Records show he also had a history of arrests dating back to 2001. Devastated: Emma's father, William McComber, hugs his mother-in-law at his home in Lowell, Michigan, a day after he learned that his 13-year-old daughter, her mother and brother had been murdered . Burned down: The family's mobile in Dorr, Michigan was destroyed by a fire on Tuesday afternoon . The 13-year-old girl's father, William McComber, 36, said he had been worried for his daughter's safety. He claimed he had filed for custody of his daughter but a judge denied his request. The last time he saw her was November, he said. 'I want people to know this isn't just "guy snaps one day, freaks out, and kills his girlfriend and kids". This is years of building up to this, years of warning signs nobody took me seriously about.' He added: 'It's one thing to lose someone in an accident, but when I think about it and knowing the fact that my daughter was shot, intentionally… it wasn't even accidental.' On a GoFundMe page for the girl, William McComber said: 'She was loved by everyone who was lucky enough to know her.' Records show that LaValley has previously been arrested for misdemeanor assault, retail fraud and disturbing the peace in charges dating back to 2001. The family has set up GoFundMe accounts to raise money for the three funerals. Visit here for the page for the family and here for a separate page for Emma. Scene: Hours after the home burned down, LaValley was found at a relative's home and taken into custody . Distraught: Family members embrace each other at the scene of the suspicious fire on Tuesday afternoon .
arrested on Tuesday for the murders of 13-year-old Emma McComber. He is accused of shooting the trio dead at their mobile home in Dorr, Michigan on Monday before returning to the murder, arson and using a firearm during a shot dead his girlfriend Debra Sheppard, right, and her two children on Monday before returning killed his 10-year-old son, Corey Jr, left, and said he had feared for his daughter's safety . Tuesday afternoon . The 13-year-old girl's home burned down, LaValley was found at a