UPDATE: Police Looking For Answers In Purdue University Shooting - Northern Michigan's News Leader

UPDATE: Police Looking For Answers In Purdue University Shooting

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WEST LAFAYETTE, Ind. (AP) -- Indiana police are looking for answers about why a senior at Purdue University shot and killed a teaching assistant. 

Campus police say 22-year-old Cody Cousins is held in the Tippecanoe County Jail accused of murder. 

21-year-old Andrew Boldt of West Bend, Wisconsin was shot and killed in the Electrical Engineering Building. He was a senior teaching assistant in the building. 

Police are believe Cousins targeted Boldt. They say it is not clear if Cousins and Boldt had past troubles.

No one else was hurt.

9&10 News will keep you updated as more details come in.