11.   He has been so successful in that chore that at least one poll, one put out by Marist College, shows him beating all his potential Democratic challengers.

12.   He wondered why Barton had him at the top of his list of potential Republican challengers.

13.   His intent, aides say, is to demonstrate early strength and scare off any potential challengers.

14.   I plan to write about some potential challengers in the year to come, so stay tuned.

15.   In Massachusetts, a Boston Herald poll of candidates for governor found the Republican incumbent, Jane M. Swift, slipping badly against potential Democratic challengers.

16.   It also can scare off potential challengers or discourage contributors from making donations to a rival whose candidacy looks like it will be overwhelmed.

17.   Kazhegeldin lives in self-imposed exile, and his supporters said the charges were fabrications to neutralize him as a potential challenger to President Nursultan Nazarbayev.

18.   Louisiana representatives are warding off any potential challengers to their congressional seats with solid fund-raising efforts.

19.   McCall, a Democrat who often feuds with the Republican governor and who is seen as a potential challenger for the job, even praised Pataki for the changes.

20.   On Thursday, a second former Republican congressman stepped forward as a potential challenger to Holt.