Supreme Court Justice Scalia speaking in Memphis

MEMPHIS, Tenn. (AP) – U.S. Supreme Court Justice Antonin Scalia is speaking about constitutional issues to about 500 people at Rhodes College in Memphis.

Scalia was invited to deliver the college’s annual Constitution Day lecture on Tuesday evening. His speech is titled “Constitution Interpretation.”

Scalia is the longest-serving member of the nation’s highest court. He was nominated by President Reagan in 1986.

Scalia was among four dissenting justices in the court’s landmark ruling that cleared the way for same-sex couples to marry.