Involving themselves, in campaign dialogue, and, that many of these requirements don t apply nearly as aggressively, to labor unions as that corporations and that is a sticking point behind the debate. gregg: you know, major, the state of the union address the president famously said the citizens united case, the case, opened the door for foreign corporations allowing them to donate directly to campaigns. and, just as famously, justice alito disagreed. i remember looking it up and thinking at the time, based on what my research was, that is not true, form core operations cannot do that. what is the simple answer. reporter: you re a lawyer, i m not and you re not a campaign finance lawyer and i m as far away from one as you can find on cable television but the essence is this: there were already existing federal laws banning foreign contributions in american elections, and, the citizens united case didn t remove any of those prohibitions, separately,