text: Two men accused in the robbery-murder of a 22-year-old University of Kentucky student pleaded not guilty in a Lexington court on Monday. Justin D. Smith, 18, and 20-year-old Efrain Diaz appeared briefly via video link from jail while their attorneys entered their pleas of not guilty in the death of Jonathan Krueger. The men are charged with murder and robbery in the fatal shooting of the young Ohio native in the early morning hours Friday. Smith is also charged with tampering with evidence, reports the Lexington Herald-Leader. Killers? Justin Smith (right) and Efrain Diaz (left) have been arrested and charged in the robbery and murder of University of Kentucky junior Jonathan Krueger . Deadly robbery: Jonathan W. Krueger (above), the photo editor at the school newspaper and a junior in the College of Communication and Information, was shot dead Friday in what police are calling a robbery turned deadly . The coroner's office said Krueger died of a gunshot wound to the chest. He was photo editor for the UK campus newspaper, the Kentucky Kernel. Fayette County Commonwealth's Attorney Ray Larson would not say if there were other suspects, what the men are accused of stealing or how many weapons were used. 'I suspect that if there are other arrests the police will say that,' Larson said. 'I really am not going to talk about the facts of a pending case. And if you were on trial, you'd want me to say that.' Dazmond Morgan, who lives near the scene of the crime told the Herald-Leader he rushed to the Krueger's side after hearing four gunshots around 2am on Friday. Krueger was jerking as he struggled to breathe, Morgan said. Sad: Lexington Police Dept. investigate the fatal shooting on East Maxwell St. at Transylvania Park. Krueger, 22, was shot and killed at this location around 2 a.m . Murdered: Krueger, the photo editor at the University of Kentucky newspaper and a junior in the College of Communication and Information, was shot in the chest . Krueger's companion that night escaped and found two people who called police, according to WKYT. One of the men the friend came upon was area resident Thomas O'Mara, who said, 'the look on his face was just like, incredible. 'He was in so much shock. He was asking us if like, he could trust us, cause he was just scared of anything at that point in time.That was his friend who got shot at so it's terrifying.' Smith told a reporter Friday he didn't kill Krueger, and Diaz said he was innocent. 'I swear on my life I'm innocent,' Diaz said. 'I've never killed anybody in my life.' Preliminary hearings are scheduled May 7. Chris Poore, the student adviser for the university's newspaper, the Kentucky Kernel, remembered the young man as funny and talented. 'He was an easy friend,' Poore said. 'He was comfortable with everybody and people felt comfortable with him. He looked you in the eye.' University President Eli Capilouto sent a note to students and staff Friday morning calling the killing 'incomprehensible.' 'Although this tragedy occurred off-campus, it is a stark reminder that all members of our campus community should at all times be vigilant about their safety and the safety of others. We are each other's keeper,' Capilouto wrote. 'It is also in a moment like this that we are reminded of how fragile and previous life is.' His friend Adam Pennavaria wrote on Facebook; 'Terrible, terrible way to wake up this morning. I can't even begin to tell you all what a beaming light Jonathan was to every single person in his life. nothing I could write here can adequately describe how we're all feeling right now. rest in peace, brother.' Krueger, an avid cyclist, grew up in Perrysburg, Ohio, a suburb of Toledo. His family owned a greenhouse that grew poinsettias and other flowers, Poore said. He was proud of his family's work; he showed off pictures of their flowers and farm. His grandfather, Walter Krueger Sr., said Friday that the family is devastated and asked for privacy. University President Eli Capilouto sent a note to students and staff Friday morning calling the killing 'incomprehensible.' 'Although this tragedy occurred off-campus, it is a stark reminder that all members of our campus community should at all times be vigilant about their safety and the safety of others. We are each other's keeper,' Capilouto wrote. 'It is also in a moment like this that we are reminded of how fragile and precious life is.' Beta Theta Pi fraternity brothers of slain University of Kentucky student Jonathan Krueger, attend a candlelight vigil held Friday near campus in Lexington .
target: Justin D. Smith, 18, and 20-year-old Efrain Diaz are accused of killing 22-year-old Ohio-native Jonathan Krueger .