Because the Constitution requires conviction for treason on the testimony of two witnesses and General Ashcroft can't satisfy the burden of proof. Eliminate this requirement, and AG's like Janet Reno could churn out the treason indictments right and left.
Voters like you are a far greater threat to what's left of the Republic than any Muslim fanatic.
The ATF may have thought the same about the Branch Davidians in Waco, and Randy and Vicky Weaver up at Ruby Ridge. Be careful what precedents you allow to be set -- you have no control over who they will ultimately be used on