Their guilty pleas effectively defeated the campaign of Job Harriman, then running for mayor of Los Angeles as a socialist, and nearly destroyed Darrow's career and reputation. The federal government then indicted dozens of other Iron Worker officers for conspiring to transport dynamite as part of this campaign; the International's current President, Frank M. Ryan, and one of its future Presidents, Paul "Paddy" Morrin, were convicted along with several other defendants on December 31, 1912, after a trial in which Herbert Hockin, the International Secretary-Treasurer, testified against them.