Prior to reestablishing the Deputy Chair of the Democratic National Committee in  February 2017, Tom Perez served in what position from 2009 to 2013?
Tom Perez Thomas Edward Perez (born October 7, 1961) is an American Democratic Party politician and attorney who has served as the Chairman of the Democratic National Committee since February 2017. Perez was the United States Secretary of Labor from 2013 to 2017. Prior to that he worked as a consumer advocate and civil rights lawyer before serving as the Assistant Attorney General for Civil Rights from 2009 to 2013.
David M. Walker (U.S. Comptroller General) David M. Walker (born October 2, 1951) served as United States Comptroller General from 1998 to 2008, and is founder and CEO of the Comeback America Initiative. He was considered a potential contender for the Connecticut U.S. Senate seat that Joe Lieberman left in 2012, but chose not to run, and said he would maintain his status as an independent. Similarly, he had been promoted as a potential candidate for president, through Americans Elect, before that organization's decision to not field a candidate in the 2012 election. Walker endorsed Mitt Romney for president on October 29, 2012, in an op-ed in the "Washington Times". In 2013, Rep. Walter B. Jones (R-N.C.) voted for Walker for Speaker of the House. In 2017, Walker announced that he would explore running for Governor of Connecticut.