A federal law enforcement official says professed 9/11 mastermind Khalid Sheikh Mohammed and four alleged co-conspirators are being referred to the system of military commissions for trial.

The decision by the Obama administration is an about-face from earlier plans to have the five go on trial in civilian federal court in New York.

The official spoke on condition of anonymity about the switch, which Attorney General Eric Holder was expected to announce at an afternoon news conference.

NewsdayTV's Ken Buffa spoke with Robert Sinclair Jr., senior manager of public affairs for AAA Northeast, about some of the best and worst times to travel during the holiday weekend.   Credit: Newsday Studios; File Footage

Labor Day weekend travel forecast NewsdayTV's Ken Buffa spoke with Robert Sinclair Jr., senior manager of public affairs for AAA Northeast, about some of the best and worst times to travel during the holiday weekend.

NewsdayTV's Ken Buffa spoke with Robert Sinclair Jr., senior manager of public affairs for AAA Northeast, about some of the best and worst times to travel during the holiday weekend.   Credit: Newsday Studios; File Footage

Labor Day weekend travel forecast NewsdayTV's Ken Buffa spoke with Robert Sinclair Jr., senior manager of public affairs for AAA Northeast, about some of the best and worst times to travel during the holiday weekend.

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