*At least one possible bullet fragment was found in a tree stump in the house's yard. The stump was removed by FBI investigators.
*John Allen Muhammad was once stationed at nearby Fort Lewis and served in the Persian Gulf War.
*Police Chief John Wilson said there may be connections between the Washington area sniper shootings and a Sept. 21 shooting there, when two women were shot, one fatally, at an ABC liquor store.
*A sniper task force member contacted Montgomery police and said the Alabama shooting had been mentioned in one of the communications the sniper had made to the task force.
* The gun used in Alabama was not the same as the one used in the Washington area shootings, Wilson said.