Mr. Horner said he thought the legislators were vulnerable to the notion of challenges, which for now remains merely a threat.
Parents who try to set rigid rules and limits are particularly vulnerable to this challenge.
Although Mr. Sharon is popular with the public, he may be vulnerable to a challenge from the right of his party, Likud.
Members say Mr. Bragman's coup attempt weakened Mr. Silver's grip on the House, and left him vulnerable to a challenge in the fall, when he faces re-election for another term as speaker.
While the Kansas GOP has taken a sharp turn to the right in the last few years, party leaders said that Roberts is not vulnerable to a challenge from the tea party.
What all these essays have in common is they argue that Clinton is not only vulnerable to a challenge from the left, but she is especially susceptible on the issue of financial regulation, "too big to fail," and her (and her husband's) ties to big business and Wall Street.
He argues that the dollar is both safe as a reserve currency and vulnerable to a challenge by the euro.
Notably, the biomolecules present in neurons of these patients are highly vulnerable to oxidative challenge, because the low expression of endogen antioxidants (e.g., glutathione and coenzyme Q10) [ 34, 35].
The President fears that a run-off could fracture the coalition of Afghan powerbrokers he has forged, leaving him more vulnerable to a challenge than the numbers suggest.
But that now leaves Mr Badawi himself vulnerable to a challenge for the party leadership especially if UMNO does not perform well in the elections due by the end of next year, though expected as soon as March or April.Mr Badawi's electoral chances are good, however.
