article_snippet: An 18-year-old man remains in custody and a 17-year-old boy and a 21-year-old man - both arrested in relation to the incident - have been bailed.
highlights_snippet: An 18-year-old man remains in custody following Alan's death last Friday .
  
highlights_snippet: A 17-year-old boy and a 21-year-old man have been bailed, detectives say .
  