In 2010, a number of workers committed suicide at a Foxconn operations in China. Apple, HP, and others stated that they were investigating the situation. Foxconn guards have been videotaped beating employees. Another employee killed himself in 2009 when an <answer>Apple prototype</answer> went missing, and claimed in messages to friends, that he had been beaten and interrogated.
What disappeared in 2009 prior to the suicide of a Foxconn employee?
Apple prototype