After just two weeks back on the air, the series was pulled by ABC for a second time due to poor ratings, on April 2, 2007, further fueling doubts of the series continuing.

At the same time, his administration's trademark corruption and nepotism fueled doubts that such difficult measures were truly necessary.

And a recent revelation that Russia may be concealing efforts to develop advanced chemical weapons has fueled doubts about Washington's ability to verify compliance.

However the inquiry was not reopened, and this might have spawned a number of conspiracy theories concerning the nature of the cargo that caused the fire, which in turn fueled public doubts about the outcome of the initial inquiry.

The loans have led to shareholder lawsuits and fueled longstanding doubts about whether the board is independent enough to function effectively.

Reports on Saturday that Mr. Kuze had accepted 100 million yen, or $920,000, from a condominium developer only further fueled doubts about his ability to serve as the head of the agency.

Yet Americans still have doubts, fueled by the speculations of assassination sensationalists.

This further fueled doubts about the US Government's account of the killings.

Al Jazeera English reported that "rising violence in Pakistan's northwest [was] fueling doubts about the country's ability to counter Taliban and al-Qaeda fighters."

They also fueled growing doubts among the American people about the Bush administration's contention that Iraq is already on the way to recovery.