the cbs evening news starts now. the nation s highest court rejects an effort to limit the use of the widely-used abortion pill mifepristone. good evening. i m norah o donnell, and thank you for being with us. the implications are enormous. medications are now the most common way to end a pregnancy, and some providers send them by mail to states that have limited or banned abortions. the decision comes on the same day that senate republicans blocked legislation that would protect access for in vitro fertilization and other fertility treatments. democrats brought this bill to the floor because they are trying to make the battle over reproductive rights a centerpiece of the debate this election year. cbs s jan crawford is at the supreme court with why all nine justices on this divided court agreed on this ruling. my body! my mind! reporter: finding common ground in a divisive case, the supreme court refused to roll back access to the abortion pill mifepristone, saying a g