outstanding supreme court decisions. joining me now to talk about all of them as we wait for them to come down, cnn chief legal analyst and former federal prosecutor, jeffrey toobin. i want to start on a case that is so consequential. explain this for the power of the administrative state and the executive branch to delegate its power. congress passes laws. i think everybody knows that. but laws are generally phrased in fairly general terms. and we have administrative agencies that translate those laws into rules that individuals and companies must follow. the question in the west virginia case is how much deference, how much do we allow the administrative agencies to interpret the laws that congress gives them. there s a doctrine of law called the chevron deference where court has said if it s reasonable, we will allow administrative agencies to interpret congress s statutes. what conservatives have been fighting for in recent years is for the supreme court to say, no, we
more history will also be made in the high court in minutes. judge ketanji brown jackson will be sworn in as the first black female justice on the supreme court. she will take the oath just after justice stephen breyer officially retires. let s start with cnn s jessica schneider. she is live at the supreme court for us this hour. quite a way to round out the term. reporter: absolutely. two big decisions from the supreme court. first in that 6-3 decision the supreme court really restricting the epa s power to regulate carbon emissions from power plants. and at the same time the supreme court here is sending a signal that for big issues, big decisions from the epa and even other agencies, those big issues and decisions could eventually be struck down by this court if they weren t explicitly written out by congress as agencies having the power to do. so this is what the chief justice john roberts wrote in his opinion saying it is not plausible that congress gave epa the author
Caitlyn po cai thank you so much for being with us today. i m poppy harlow in new york. i m jim sciutto in madrid where we ve been covering the nato summit. at this hour with kate bolduan starts right now. this is cnn breaking news. hello, i m kate bolduan. we begin with the big news out of the u.s. supreme court. the high court just handing down their final two decisions of this historic term. first, a major environmental case. the court deciding 6-3 in favor of sharply curbing the epa s authority to regulate greenhouse gas emissions. and then on immigration, the court sided with the biden administration to allow the president to end the trump-era remain in mexico policy as it was known, which requires some asylum seekers to stay in mexico while awaiting for their case to be heard by immigration courts.