NEWSA look at Jill Stein's political career2016 Green Party nominee Jill Stein speaks during a news conference outside the statehouse in Boston in this Oct. 24, 2011, file photo. Stein, a medical doctor, was also the 2012 Green Party presidential nominee, and she ran for governor of Massachusetts in 2002 and 2010.Elise Amendola, APStein delivers remarks while announcing Cheri Honkala as her Green Party running mate during a press conference on July 11, 2012, in Washington.Paul J. Richards, AFP/Getty ImagesStein delivers her acceptance speech at the Green Party's convention in Baltimore on July 14, 2012.Laura-Chase McGehee, APStein arrives for a Power to the People Rally at Franklin Delano Roosevelt Park on July 25, 2016, in Philadelphia, during the first day of the Democratic National Convention.John Minchillo, APStein speaks to supporters during Democratic National Convention at Wells Fargo Arena in Philadelphia on July 25, 2016.Daniel Sato, The News JournalStein speaks with supporters in downtown Philadelphia during events at the Democratic National Convention on July 26, 2016, in Philadelphia.Spencer Platt, Getty ImagesStein speaks during an election forum hosted by Asian and Pacific Islander American Vote and Asian American Journalists Association on Aug. 12, 2016, in Las Vegas.Alex Wong, Getty ImagesStein answers questions during a press conference at the National Press Club on Aug. 23, 2016, in Washington.Win McNamee, Getty ImagesStein marches with supporters on Aug. 27, 2016, through Acacia Park in Colorado Springs, Colo., to the All Souls Unitarian Universalist Church.Christian Murdock, APIn this photo provided by LaDonna Allard, Stein participates in an oil pipeline protest on Sept. 6, 2016, in Morton County, N.D.LaDonna Allard, APStein speaks to supporters at a rally on Sept. 8, 2016, in Chicago.Derek Henkle, AFP/Getty ImagesStein poses for a group photo with her supporters during a campaign stop at Humanist Hall in Oakland, Calif. on Oct. 6, 2016.D. Ross Cameron, APStein works with an aide before the start of a campaign rally at the Hostos Center for the Arts & Culture on Oct. 12, 2016, in New York City.Justin Sullivan, Getty Images