COLUMBUS, Ohio, Dec. 5 -- When Ohio Secretary of State J. Kenneth Blackwell certifies the state's final presidential election results, declaring President Bush the winner by about 119,000 votes, critics say they intend to present two challenges. Lawyers representing voters upset about problems at the polls plan to contest the results with the Ohio Supreme Court, citing documented cases of long lines, a shortage of machines and a pattern of problems in predominantly black neighborhoods. In addition, third-party candidates, bolstered by a favorable federal court ruling, plan to file requests for a recount in each of Ohio's 88 counties. About...