WELLINGTON, New Zealand, April 22 (UPI) -- The World Trade Organization announced the appointment of New Zealand Ambassador David Walker as chairman of the pivotal negotiations on agriculture.

GLASGOW, Scotland, March 13 (UPI) -- Doctors in Scotland rejected a proposal calling for chocolate to be taxed like alcohol and tobacco.

WASHINGTON, April 11 (UPI) -- This week the circus came to town. Not Barnum and Bailey's but Gen. David Petraeus and Ambassador Ryan Crocker, and with it the three rings of a five-plus year war and occupation, politicians in their populist best pitches and the media echo of what the heck is going on with Iraq's oil revenue.

WASHINGTON, March 7 (UPI) -- With less than a week left as the top U.S. auditor, David Walker is asking Congress again for a review of finances of the CIA and other intelligence agencies.

WASHINGTON, Feb. 15 (UPI) -- The U.S. comptroller general and head of the Government Accountability Office, David Walker, will leave his positions on March 12, it was reported Friday.

WASHINGTON, Sept. 5 (UPI) -- U.S. military commanders say a Government Accountability Office report critical of progress in Iraq was set up to report failure.

WASHINGTON, Aug. 15 (UPI) -- 07USeconAug15

WASHINGTON, March 2 (UPI) -- Medicare's prescription-drug program may be the most financially irresponsible U.S. legislation passed in 40 years, the U.S. comptroller general says.

WASHINGTON, July 17 (UPI) -- Iraq's government-run oil industry is plagued with "massive corruption" that is hindering the country's movement toward self-reliance, a U.S. official said.