Question: Which magazine named this American politician as one of America's Best Senators in 2006, whom Mark Lawrence challenged for the 2000 U.S. Senate election and lost?
Sentence (from "United States Senate election in New Jersey, 2006"): After he stepped down from his Senate seat and was sworn in Governor, Corzine appointed Rep. Menendez, who was sworn in on January 18, 2006.
Relevant evidence: No