The police, who were still investigating the shooting last night, did not say whether they had any suspects.
More than 100 officers, some with search dogs, were at the scene investigating the shooting.
He arrived on Monday, 18th, and spent several days investigating the shooting.
He walked from his nearby home to investigate the shooting and was confronted by Brown's men.
Police investigating the shooting could find no solid motive for the crime.
The police refused to comment, saying they were still investigating the shooting.
British soldiers investigating the shooting said the men appeared to have been killed recently but they did not yet know their identities.
Some of the members testified before the grand jury investigating the shooting.
The Manhattan district attorney's office is investigating the shooting, the police said.
The Manhattan district attorney's office investigated the shooting, but no action was taken against the police officers.