The trial against five attackers is to begin Monday , lawyers for the defendants say . A sixth alleged attacker may be tried in a youth court once his identity is confirmed . The 23-year - old attacker died after being flown to London for treatment .
The case against five men is to begin Monday , lawyers for the defendants say . A sixth alleged attacker may be tried in a youth court once his age is confirmed . The 23-year-old victim died after being flown to Singapore for treatment .