Al Qaeda plotted 9/11 anniversary rail attack - U.S.

WASHINGTON (Reuters) - Al Qaeda considered attacking the U.S. rail sector on the 10th anniversary of the Sept. 11 attacks, U.S. government officials said on Thursday in describing intelligence from Osama bin Laden's hide-out in Pakistan.

They said some evidence was found indicating the al Qaeda leader or his associates had engaged in discussions or planning for a possible attack on a train inside the United States on Sept. 11, 2011.