It was Holder who made the decision to try 9/11 mastermind Khalid Sheikh Mohammed in a criminal trial in New York. It is Holder who has expressed his desire to grant full American constitutional rights to foreign terrorists. It is Holder who is leading the administration’s sputtering effort to move some Guantanamo inmates to the United States. And it is Holder who is apparently cutting other parts of the government out of crucial terrorism decisions like the treatment of Abdulmutallab.

“These days, all roads lead to the attorney general,” says one well-placed Republican source in the Senate. “They seem to have aggregated quite a bit of power inside Main Justice.” The problem is, the Holder Justice Department appears to be handling terrorism issues from a defense-attorney perspective, and doing so without the input of the government’s other terrorism-fighting agencies…

So on Thursday all seven Republicans on the Judiciary Committee sent a letter to Holder asking for a full explanation: Who made the decision and why, and whether the administration now has “a protocol or policy in place for handling al Qaeda terrorists captured in the United States.”