the U.S. Representative. Delaware Democratic United States senator Joe Biden won re-election to a second term, defeating Republican challenger James H. Baxter Jr., the Delaware Secretary of Agriculture. Georgia Democrat Sam Nunn won re-election to a second term. Idaho Republican James A. McClure was elected to a second term in office. Illinois Republican Charles H. Percy ran for re-election to a third term in the United States Senate. Percy was opposed by Democratic nominee Alex Seith (D), attorney and former member of the Cook County Zoning Board of Appeals. Though Percy had been expected to coast to re-election over Seith, a first-time candidate, the election quickly became competitive. In the last few days of the campaign, a desperate Percy ran a television advertisement that featured him apologizing and acknowledging that, "I got your message and you're right." Percy's last-ditch effort appeared to have paid off, as he was able to edge out Seith to win what would end up being his third and final term in the Senate. Iowa Democrat Dick Clark decided to run for re-election to a second term, but was defeated by Roger Jepsen, the Republican nominee and former Lieutenant Governor of Iowa. Kansas Republican James B. Pearson retired and was succeeded by Nancy Kassebaum, the daughter of Alf Landon, defeating Democratic nominee William R. Roy, the former U.S. Representative. Roy also lost to Bob Dole in the 1974 election for Kansas' other Senate seat. Kentucky Democrat Walter Huddleston was re-elected to a second term. Louisiana Democrat J. Bennett Johnston won re-election to unopposed and his second term. Maine Democrat William Hathaway decided to run for re-election to a second term, but was defeated by William Cohen, the Republican nominee and the United States Congressman from Maine's 2nd congressional district and Hayes Gahagan, former Maine State Senator Massachusetts Republican Edward Brooke was defeated by Democratic Congressman Paul E. Tsongas. Michigan Republican Robert P. Griffin ran for re-election to a third term, but was defeated by the Democratic candidate, and former Detroit City Council President Carl Levin. Minnesota There were two elections in Minnesota, due to the death of Hubert Humphrey. Minnesota (regular) Democrat Wendell Anderson was defeated by Republican challenger businessman Rudy Boschwitz. In 1978, all three key statewide races in Minnesota were up for election—the Governorship, and both Senate Seats (the other Senate seat belonged to Hubert Humphrey, who died in 1978). But, there was a