Former Democrat Joe Lieberman used his last speech on the U.S. Senate floor on Wednesday to call for bipartisanship and get in a last dig over the controversial result of the 2000 election, when he was the Democratic vice presidential nominee. Lieberman, 70, announced in January 2011 that he would retire when his fourth term ends next month rather than seek re-election. He reflected on his career in remarks that lasted for about 20 minutes, recounting landmarks in his career and changes in society since he became a U.S. senator in January 1989. “When I started here in the Senate,...