A man was arrested Wednesday at about 12:45 p.m. for trespassing and assaulting a police officer, MSU police Detective Tony Willis said.Faculty in Berkey Hall called MSU police after spotting a male trying to get into locked offices in the building. When the officer arrived he found the man and escorted him outside the building, Willis said.Once the man was outside he attempted to run from the officer but was caught and a slight struggle ensued. The man kicked and punched the officer, but was handcuffed and taken to the East Lansing jail where he is awaiting arraignment, Willis said.The officer was treated for a cut on his left hand.