Romney on abortion
Romney has at several junctures voiced support for legislation that stipulates "life begins at conception," often a slogan of hard-line pro-life advocates.
However, contrary to Obama's ads, and perhaps his remarks tonight, Romney has never in any concrete way backed a bill or initiative to outlaw abortion, whether outright or with exceptions for rape, incest or life of the mother.
Read more:
"Romney appears to pivot on abortion" (WaPo)