Question: Who made an unsuccessful bid to fill the US Senate seat vacated by the Senate Majority Leader from 2003 to 2007?
Sentence (from "Foster Campbell"): He has also run unsuccessfully for the United States House of Representatives for Louisiana's 4th congressional district three times: in 1980, 1988, and 1990, and in 2016, was an unsuccessful candidate for the open U.S. Senate seat vacated by incumbent Republican David Vitter.
Relevant evidence: No