ST. PAUL - Walter Mondale, the man who transformed the vice presidency from a ceremonial job to a position of power, thinks Vice President Dick Cheney wields too much power and may be undermining the president. But Mondale is growing increasingly impressed by Secretary of State Condoleezza Rice and believes she is steering the Bush administration toward more cooperative relations with other countries. Mondale, 77, a former Minnesota attorney general and U.S. senator, was vice president under President Carter from 1977 through 1980. He was the first vice president to have an office in the White House, have access to...