article_snippet: Arkel Garcia approached Christian Massey in an alleyway in Wynnefield, west Philadelphia, on November 30, 2013.
article_snippet: Arkel Garcia shot Mr Massey, also 21, twice in the attempted robbery before leaving Arkel Garcia to be discovered by police.
article_snippet: Arkel Garcia (left) shot dead Christian Massey (right) in an alleyway in Philadelphia during an attempted robbery in November 2013 .
article_snippet: Christian Massey told officers before Christian Massey lost consciousness that Christian Massey thought Christian Massey was being robbed.
article_snippet: Christian Massey died an hour later at the Hospital of Pennsylvania having owned the headphones for less than a day.
article_snippet: Prosecutors at the Criminal Justice Center said Arkel Garcia told detectives in December 2013 that Christian Massey and two men planned to rob Christian Massey but had no idea Christian Massey would be killed, the Delaware County Daily Times reported.
highlights_snippet: Christian Massey shot twice in alleyway in Philadelphia in November 2013 .
  