With the state's Austrian-born governor sitting 20 feet away in the audience, the bulk of the Republican candidates for president said Thursday they did not favor changing the Constitution to let Arnold Schwarzenegger or other foreign-born citizens run for president. That put the broad GOP field at odds with Schwarzenegger, who has long said he and other immigrant citizens should have the opportunity to run for president. Early on, moderator Chris Matthews polled the 10 Republicans on stage at the Ronald Reagan Presidential Library near Simi Valley, asking whether they would support the constitutional amendment needed to allow Schwarzenegger to...