What party did the man who has served as a US representative , and had  a Minnesota politician and member of the Minnesota House of Representatives consider running against him in 2016?
Tim Walz Timothy James Walz (born April 6, 1964) is an American politician and member of the Minnesota Democratic–Farmer–Labor Party who has served as the U.S. Representative for 2=nd
Electoral history of Bernie Sanders The electoral history of Bernie Sanders includes the 2016 Democratic Party presidential primaries and caucuses, and elections as United States Senator from Vermont, United States Representative from Vermont's at-large district (1991–2007), and Mayor of Burlington (1981–1989).