1.   A few months later, Bush commuted the death sentence of another notorious criminal, Henry Lee Lucas, when doubts surfaced about his guilt.

2.   Doubts surfaced about the wisdom of relying on state legislatures to do more than the federal government for the public good with less money and no oversight.

3.   Following their loss to the Spurs, doubts surfaced, but the players shrugged them off.

4.   His doubts surfaced while he was examining a database of families in which at least two siblings had autism.

5.   Inside, however, he apparently never allowed a doubt to surface.

6.   New doubts surfaced.

7.   On the other hand, obvious doubt surfaced in some quarters immediately after game one.

8.   When the coaching began, new doubts surfaced.

9.   But aides to the president-elect said doubts had surfaced about her truthfulness regarding a key question in her case.

10.   Even before the Freeport-McMoRan announcement, however, doubts were surfacing.