Question: The U.S. state of Arizona is the home of which Senator, an American politician and member of the Republican Party who since 2013 has served as the Junior United States Senator from Arizona, alongside former 2008 presidential nominee John McCain?
Sentence (from "United States presidential election, 2008"): Democratic Party nominees Barack Obama, a U.S. Senator from Illinois, and his running mate Joe Biden, a long-time U.S. Senator from Delaware, defeated Republican Party nominees John McCain, a long-time and current U.S. Senator from Arizona, and his running mate Sarah Palin, a Governor of Alaska.
Relevant evidence: No