The rise of the tea party movement has pushed the range of acceptable policy positions in the Republican presidential primaries decidedly rightward. To stay competitive within the party, candidates have had to change their positions. The most notable example is Mitt Romney, who pushed through a universal health care plan as governor of Massachusetts. Now Romney argues that his health law was right for his state while President Obama's health law was wrong for the country.
Here's a look at a few notable instances of GOP candidates' political deviations.