11.   Lockheed Martin did not respond to requests for comment, but acknowledged a role in the loss late Thursday in comments to The Associated Press.

12.   Lott, whose office manages the holds, has not acknowledged his role, and his spokesman said that the senator had no comment on the issue Tuesday.

13.   McGregor denies harboring any bias against big business, and acknowledges its role in making South Africa a regional economic powerhouse.

14.   Prominent researchers and journalists warned that national leaders who fail to acknowledge the role of religion in particular may risk failure in negotiations.

15.   Rizzuto, who had become famous for not making the Hall of Fame but finally did so through the Veterans Committee, acknowledged the role of all his supporters.

16.   So while the resolution acknowledged a role for the king, it did not specify that he should return as king.

17.   Thaw at first was reluctant in two recent interviews to acknowledge his role.

18.   The high court recognized the importance of those rights Monday as it acknowledged the role that many grandparents play in the lives of children.

19.   The original memorial did not explicitly acknowledge the role of New Yorkers in the war.

20.   Wright, who attended the unusual ceremony, publicly acknowledged his role in the wayward joke but assured reporters that a real elephant was on its way.