ALTOONA, Iowa\u2014Eric Garcetti wanted a do-over. \u201cWell, not a do-over,\u201d he clarified, \u201cbut I thought of a better way to say it.\u201d It being an answer to the question of why the mayor of Los Angeles was in Iowa. \u201cI\u2019m not here looking for a new job for me, I\u2019m looking for more new jobs for Americans,\u201d Garcetti told reporters after touring a carpenters\u2019 union training facility in this Des Moines suburb on Friday.