(CBS News) Republican presidential candidate Mitt Romney on Friday backed away from his support of adoptions by same-sex couples, saying that he simply "acknowledges" the legality of such adoptions in many states. A day earlier, Romney, in an interview with Fox News' Neil Cavuto, had indicated that while he does not support same-sex marriage, he considers the adoption of children by same-sex couples a "right." He said on Thursday: "And if two people of the same gender want to live together, want to have a loving relationship, or even to adopt a child -- in my state individuals of...