We don't know why,'' said the source. Police believe that nearly every one of the more than 40 rounds McDermott allegedly fired hit its mark - either the victims or the locked accounting office door that he blew away with a shotgun. McDermott allegedly bypassed some people while targeting others in accounting and human resources who apparently had been involved with his pending garnishment. A convoy of vehicles transporting murder suspect Michael McDermott prepares to leave Malden District Court yesterday after his arraignment. Evidence is mounting that McDermott may have faced heavy stress as a result of his failure to pay back taxes and the IRS order to seize roughly 90 percent of his wages.
Investigators say that is the strongest motive they have for the killings so far.
IRS officials have refused to comment on the case. It never happened,'' the source said. It was unclear last night what that disk contained. With strong physical and eyewitness evidence against McDermott, his defense may have to be based on his mental state, sources told the Herald. A former neighbor told ABC News that McDermott had become depressed after splitting with his wife in 1997 and was on medication at that time.