More adults in the United States believe pregnancy termination should be allowed at least in some occasions, according to a poll by the Pew Research Center for the People and the Press. 52 per cent of respondents think abortion should be legal in all or most cases, up seven points since February. Conversely, 43 per cent of respondents think the procedure should be illegal in all or most cases, down seven points in six months. A Supreme Court ruling in 1973 gave American women the right to an abortion in the first trimester of pregnancy, and regulated the procedure during...