The U.S. Constitution prohibits anyone except a "natural born citizen" from becoming President, though legal experts disagree as to whether or not that means they need to be born in the United States or simply be an American citizen at birth. Though they may quibble on the definition, most Americans don't think this long-standing rule should be changed to allow naturalized citizens to inhabit the Oval Office. According to a CBS News poll released Sunday, while 21% of Americans would favor changing the Constitution to allow people who aren't natural born U.S. citizens to become President, 75% would oppose such...