"The only case argued Monday concerns the meaning of the word “and” in a federal law dealing with prison terms for low-level drug dealers. The length of thousands of sentences a year is at stake.

“I think this is a very hard case,” Justice Amy Coney Barrett said during 90 minutes of arguments that did not suggest how the court might rule.

The term is shaping up as an important one for social media as the court continues to grapple with applying older laws and rulings to the digital age."

The Supreme Court opens its new term with a case about prison terms for drug dealers