Littleton - US Vice-President Mr Al Gore was among the thousands of mourners who attended a memorial service yesterday for the 15 people who were killed at Columbine High School last week.
The organisers expected up to 30,000 people at the service, which was to be led by Mr Gore and the Governor of Colorado, Mr Bill Owens. The speakers included Mr Frank Graham, son of the Rev Dr Billy Graham.
Mr Owens said the parents of the two attackers could face prosecution mafter investigators found evidence the massacre was planned in the bedroom of one of the assailants.