called to expand medicaid and the other looks at how much of the law could stand if one part is found unconstitutional. danielle nottingham reports now from the supreme court. reporter: demonstrators poured into the plaza in front of the supreme court, sounding off about the healthcare reform law. the affordable care act is a step in the right direction. reporter: the justices are looking at two issues today, the first is whether the high court would have to strike down the whole law if the justices decide the part that requires americans to purchase insurance or pay a penalty is unconstitutional. tuesday justice anthony kennedy, a key swing vote on the bench, wanted to know if that part of the law goes too far. that is different from what we had in previous cases and that changes the relationship of the federal government to the individual in a very fundamental way. reporter: the second issue before the court is medicaid. the healthcare law expands the program to provide