>> trace: demonstrations happening today outside of the supreme court and in several u.s. cities. protesters calling on states to stop the ban on abortions. this as a judge is hearing a case about the banned abortion law. it begins when doctors can detect a fetal heartbeat at six weeks when women might not know they're pregnant. the same judge struck down a bill that banned abortions at the 15-week mark. mississippi one of a handful of states to pass strict abortion laws and several others are considering similar heartbeat bills so they're called potentially putting the issue on a collision course with the supreme court. katie is here, a former federal prosecutor and now a criminal defense attorney. it's interesting. in recent years, katie, the states have tried to whittle away at abortion rights. not going after and changing laws but going after abortion clinics and doctors are regulations and they've been successful in some cases.