The state's largest teachers union will ask its members to consider a $60 hike in dues in each of the next three years to help raise tens of millions of dollars to combat Gov. Arnold Schwarzenegger's merit pay, pension and budget initiatives, union officials said Friday. If approved by the California Teachers Association's state council in June, the increase would tack on a total $180 over the next three years to the $500-a-year dues that its 335,000 members now pay the statewide organization. "We feel the need to defend public education and our students," said CTA President Barbara Kerr. "Our...