By Daily Mail Reporter and Ryan Gorman PUBLISHED: 18:35 EST, 23 January 2014 | UPDATED: 18:44 EST, 23 January 2014 The student accused of stabbing and shooting to death a Purdue University this week pleaded not guilty to murder Thursday in court. Cody Cousins, 23 is accused of murdering  teaching assistant Andrew Boldt, 21, in a basement classroom before surrendering to police. The accused killer stormed the campus electrical engineering building around noon Tuesday, making his way to a basement classroom to kill Mr Boldt, authorities told the Indianapolis Star. Accused killer: Cody Cousins, right, walks Thursday inside the Tippecanoe County Jail on the way to his initial hearing on charges of murder stemming from Tuesday's brutal slaying of Andrew Boldt
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Cody Cousins pleaded not guilty Thursday to first-degree murder
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A motive has not been publicly stated in the slaying
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Victim Andrew Boldt was a teaching assistant at Indiana campus
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He faces up to 65 years in prison if convicted of the grisly crime
Officers were seen raiding a home believed to belong to @placeholder, near the Indiana campus, at about 4pm Tuesday.