By . Louise Boyle . PUBLISHED: . 12:55 EST, 10 December 2012 . | . UPDATED: . 12:55 EST, 10 December 2012 . A college student has been shot dead in his home after three masked men burst in during an alleged robbery, authorities said. Steven Gregory Grich, 23, was killed on Saturday night at his off-campus home in a gated community, two miles from Clemson University, South Carolina. Mr Grich, from Fort Mill, died from of injuries at the house. There were seven students present during the attack but no one else was shot. Scroll down for video . Shot dead at home: Steven Gregory Grich, 23, an engineering major, was killed by masked men in his home close to Clemson University, North Carolina . Ambush: Six friends were at the home in a gated community on Saturday night when Mr Grich was fatally shot . The electrical engineering major died after three masked men burst in through an unlocked back door. Police are baffled as to why Mr Grich was targeted. The sheriff told the Independent Mail: 'He was a very dedicated student, dedicated to his studies at the university and well-liked. We have yet to find anyone who has anything bad to say about him.' Police would not say if anything had been stolen from the home. One white male and two black males, traveling in a  black 2005 Dodge Durango with tinted windows and South Carolina plates, have been linked to the killing. The upscale, gated community in South Carolina has 24-hour surveillance and gates but is difficult to police, the sheriff's office said. Last year, a university student died of alcohol poisoning in the area. Autopsy results are expected later today. Funeral arrangements have yet to be made for the 23-year-old. Gunned down: Mr Grich had been studying electrical engineering at Clemson before his death on Saturday at the hands of three armed men . Fears: Clemson University officials advised students to be vigilant after a 23-year-old male student was shot dead at his home . A Facebook group titled RIP Steven Gregory Grich was set up on Sunday. One friend David Livingston wrote: 'My prayers and heart go out to this family for such a tragic loss.' Another post said: 'When I think of Steven, two words come to mind: Music and Science.' A friend Michael Marshall added: 'Steve was one of the smartest kids I have ever known.' University officials urged students to . lock their doors and be on the lookout of suspicious behavior following . the attack on Saturday.
Steven Gregory Grich killed on Saturday night in front of six friends .
Mr Grich was an electrical engineering major at Clemson University, South Carolina .
By . Louise Boyle . PUBLISHED: . 12:55 EST, 10 December 2012 . | . UPDATED: . 12:55 EST, 10 December 2012 . A college student has been shot dead in his home after three masked men burst in during an alleged robbery, authorities said. Steven Gregory Grich, 23, was killed on Saturday night at his off-campus home in a gated community, two miles from Clemson University, South Carolina. Mr Grich, from Fort Mill, died from of injuries at the house. There were seven students present during the attack but no one else was shot. Scroll down for video . Shot dead at home: Steven Gregory Grich, 23, an engineering major, was killed by masked men in his home close to Clemson University, North Carolina . Ambush: Six friends were at the home in a gated community on Saturday night when Mr Grich was fatally shot . The electrical engineering major died after three masked men burst in through an unlocked back door. Police are baffled as to why Mr Grich was targeted. The sheriff told the Independent Mail: 'He was a very dedicated student, dedicated to his studies at the university and well-liked. We have yet to find anyone who has anything bad to say about him.' Police would not say if anything had been stolen from the home. One white male and two black males, traveling in a  black 2005 Dodge Durango with tinted windows and South Carolina plates, have been linked to the killing. The upscale, gated community in South Carolina has 24-hour surveillance and gates but is difficult to police, the sheriff's office said. Last year, a university student died of alcohol poisoning in the area. Autopsy results are expected later today. Funeral arrangements have yet to be made for the 23-year-old. Gunned down: Mr Grich had been studying electrical engineering at Clemson before his death on Saturday at the hands of three armed men . Fears: Clemson University officials advised students to be vigilant after a 23-year-old male student was shot dead at his home . A Facebook group titled RIP Steven Gregory Grich was set up on Sunday. One friend David Livingston wrote: 'My prayers and heart go out to this family for such a tragic loss.' Another post said: 'When I think of Steven, two words come to mind: Music and Science.' A friend Michael Marshall added: 'Steve was one of the smartest kids I have ever known.' University officials urged students to . lock their doors and be on the lookout of suspicious behavior following . the attack on Saturday.
Steven Gregory Grich, 23, was killed on Saturday to Clemson University, North Carolina . Ambush: on Saturday night when Mr Grich was fatally shot . The electrical engineering major died after