Mr. Skinner told the committee that investigators received more than 1,100 complaints, resulting in about 250 investigations.
He said investigators had received several different descriptions of the suspect.
In early 2004, investigators received a tip that something might be amiss with the district's finances.
That page asked for the user's phone number, and the investigator received phone calls from other marketers.
And it is not clear that the investigators received truthful answers from the reservists they did interview.
She said only that investigators had received conflicting accounts of what had taken place in and near the pilot house.
She was arrested on Sept. 30 after Federal investigators received an anonymous tip.
The federal investigators asked for and received a copy of the photo after it was published.
The Chief said investigators received more than 800 tips and pieces of information about the slaying before making tonight's arrest.
Its 21 trial lawyers and 17 investigators all receive intensive training, and many have worked on capital cases in other states.
