Wow, how sad! Ending a young life in her prime. I have no idea how you recover from something like the murder of your roommate to finish your finals, either. I've heard the whole "A" for people in that situation is urban legend.
ETA: Looks like she was a twin and she was killed in front of her sister.
http://www.huffingtonpost.com/2013/0...m_hp_ref=crime