Other investigators, he said, were seeking surveillance images, gathering fuel records and checking the helicopter's history.
By June 1985, investigators had gathered substantial evidence and were closing in on the arrests of Susie and Fritz.
Because the bomb did not explode completely, investigators have gathered far more information about its components than is usually possible.
If an investigation is deemed warranted, the Ombudsman's investigators will review the matter and gather evidence.
No one was allowed to go upstairs yet, though Jessie had long since been taken away, because the investigators were still taking pictures and gathering evidence.
He said private investigators hired by the players were gathering information in Florida.
By early March 1992, investigators had gathered enough evidence to install a wiretap and hidden video camera in his home.
But people involved in the case said investigators had gathered corroborating evidence of at least some of the gifts from other sources as well.
Those suits are still a long way from trial, as investigators gather evidence on long-term damage to Prince William Sound.
By contrast, Representative Burton has not been reluctant to hint publicly that his investigators have gathered some dynamite information.