Villaraigosa joins a list of former and future presidents and vice presidents who've been speakers at the same event in the past. Villaraigosa spoke with Radio Iowa before his speech this evening. As for whether Villaraigosa might run for president in 2016, Villaraigosa said he plans to "reflect" when his term as mayor ends in the middle of next year before deciding what he'll do next. "I want to figure out how we move America and, importantly, my state, toward what I call a radical middle," he said. Villaraigosa described himself as a Democrat -- "without question" -- but he said the political system is "broken on both sides, but I think it's more broken on the right by far." Villaraigosa emphasized that he'll taking a "temporary time out" after his term as mayor ends June 30. "I intend to continue to serve in some capacity, even if it's not in elected office," Villaraigosa said. AUDIO of Villaraigosa's speech at the 2012 Jefferson-Jackson Day Dinner. Villaraigosa supported Hillary Clinton during the 2008 primary and caucus season, and President Obama tapped Villaraigosa to serve as the chairman of last month's Democratic National Convention. Villaraigosa spoke at a get-out-the-vote event held earlier this afternoon at the La Tapatia Tienda Mexicana grocery store in Des Moines. During his interview with Radio Iowa a few hours later, Villaraigosa said he was "concerned" about the Iowa secretary of state's effort to review voter registration records to check for fraud. "It's amazing that a secretary of