1.   Someone at the Pentagon leaked a letter from the Secretary of Defense.

2.   Labour leaked a letter he sent to the Welsh Secretary, revealing he intends to save money by abandoning national standards governing the size of schools and playgrounds.

3.   His letter was leaked to some members of Congress.

4.   Mulroney sued the government on Monday, claiming he was libeled when the letters from Canadian authorities were leaked to the news media.

5.   The letter was leaked to newspapers, which carried accounts of it on Monday.

6.   The letter was then leaked by the fund to The Daily News.

7.   The letter was leaked to the press.

8.   A pivotal question that was to be raised during the trial was who leaked the Justice Department letter.

9.   A pivotal question that was to be raised during the trial was who leaked the letter.

10.   A pivotal question to be raised during the trial is who leaked the Justice Department letter.