NEW : Rick Perry says Mitt Romney 's health plan in Massachusetts mirrors Obama 's . His opponents called the plan unrealistic and said it stands zero chance of passing on Capitol Hill . NEW : Romney turns attack on Perry , citing number of uninsured in Texas . Candidates pounce on Herman Cain 's 9-9-9 plan for eradicating tax code . Comment:
NEW : Rick Perry says Mitt Romney 's health plan in Massachusetts mirrors Obama 's . NEW : Romney turns attack on Perry , citing number of uninsured in Texas . Candidates pounce on Herman Cain 's 9-9-9 plan for eradicating tax code . Comment: