The Obama administration is looking for other options than New York City for the trial of Sept. 11 conspirator Khalid Sheik Mohammed and four co-conspirators while refusing to say that the Big Apple is off-limits.

Administration officials say no decision has been made on where the trail would be held though New York City Mayor Michael Bloomberg has switched his position from supporting holding the trial in a federal courtroom near the World Trade Center site to calling the plan a logistical and security nightmare.

White House senior adviser David Axelrod said the White House and Justice Department are considering reservations from Bloomberg and others about logistics and the cost of holding the trial in Manhattan...