Jeffrey David Cox Sr., center, American Federation of Government Employees (AFGE) International President, talks to Yvon Accime, left, as Carolyn Federoff, right, looks on, Saturday Nov. 3, 2012, in ... more 
Jeffrey David Cox Sr., center, American Federation of Government Employees (AFGE) International President, talks to Yvon Accime, left, as Carolyn Federoff, right, looks on, Saturday Nov. 3, 2012, in Boston's Hyde Park neighborhood. Cox Sr. joined local union members and Massachusetts labor leaders to “walk, knock and talk” campaign to help Massachusetts Democratic candidate Elizabeth Warren in her bid for the U.S. Senate. (Bizuayehu Tesfaye/AP Images for American Federation of Government Employees) less 
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Associated Press
Sat, Nov 3, 2012 5:16 PM EDT