BELLINGHAM (AP) — A class action lawsuit was filed Thursday on behalf of about 600 foreign farmworkers, including some who staged a strike over working conditions at a blueberry farm in northwestern Washington last summer. The lawsuit filed in U.S. District Court in Seattle by farmworker advocate Columbia Legal Services and Schroeter Goldmark & Bender includes 70 workers who were fired after they went on a one-day strike to protest what they said were poor working conditions and lack of medical care for an ill co-worker, The Bellingham Herald reported . That co-worker, 28-year-old Honesto Silva Ibarra of Mexico, died Aug.