A solid majority of Americans believe most abortions should be legal in the first three months of a woman’s pregnancy, but most say the procedure should usually be illegal in the second and third trimesters, according to a new poll. The poll comes just weeks after the U.S. Supreme Court agreed to hear a case involving a currently blocked Mississippi law that would ban abortions after 15 weeks of pregnancy, two weeks into the second trimester. If the high court upholds the law, it would be the first time since the 1973 Roe v. Wade decision confirming a woman’s right...