SPRINGFIELD, Mass. — A liberal woman of color with zero name recognition and little funding takes down a powerful, long serving congressman from her own political party. When Tahirah Amatul-Wadud heard about Alexandria Ocasio-Cortez’s stunning upset over U.S. Rep. Joe Crowley in New York’s Democratic primary last month, the first-time candidate saw parallels with her own longshot campaign for Congress in western Massachusetts. The 44-year-old Muslim, African-American civil rights lawyer, who is taking on a 30-year congressman and ranking Democrat on the influential House Ways and Means Committee, said she wasn’t alone, as encouragement, volunteers and donations started pouring in. “We could barely stay on top of the residual love,” said Amatul-Wadud, U.S.