WHITE HOUSE REPORT STINGS DRUG AGENCY ON ABILITIES WASHINGTON, Feb. 4 - In an unusually harsh critique of an agency with a strong global reputation, the White House has questioned the ability of the Drug Enforcement Administration to stem the flow of narcotics and is threatening to give the agency its smallest budget increase in 15 years. The agency "is unable to demonstrate progress in reducing the availability of illegal drugs in the United States," the Office of Management and Budget wrote in an assessment released this week as part of the budget plan. The agency lacks clear long-term strategies...