April Baer, Oregon Public Broadcasting, July 8, 2009 Portland - A dispute is brewing within a union that represents 3000 nurses in the Portland metro area. The Union is the Oregon Federation of Nurses and Health Professionals, which speaks for about 3000 nurses - most of whom work for Kaiser Permanente. It's part of the American Federation of Teachers, and AFT has now relieved 20 officials of their union duties. AFT says the local officers violated terms of the union constitution, and indicated some members were interested in changing their organization affiliation, and may have spent some union money toward that effort. ... Union