GREENBURGH, N.Y. (AP): A man who was one of the last people to see an Indiana University student before she vanished in 2011 says the student’s parents are harassing him. Corey Rossman says, New York that Lauren Spierer’s parents have been harassing him. Spierer was 20 when she vanished on June 3rd, 2011, after a night of partying with friends in Bloomington, Indiana.