The rights of same-sex couples are once again before the U.S. Supreme Court. Justices on Monday heard arguments in a case that wrestles with the blurred lines separating free speech, religious beliefs and discrimination. John Yang looks at the history of the case and speaks with Marcia Coyle of the National Law Journal to discuss the legal arguments on both sides of the debate. Stream your PBS favorites with the PBS app: https://to.pbs.org/2Jb8twG Find more from PBS NewsHour at https://www.pbs.org/newshour Subscribe to our YouTube channel: https://bit.ly/2HfsCD6 Follow us: TikTok: https://www.tiktok.com/@pbsnews Twitter: http://www.twitter.com/newshour Instagram: http://www.instagram.com/newshour Facebook: http://www.pbs.org/newshour Subscribe: PBS NewsHour podcasts: https://www.pbs.org/newshour/podcasts Newsletters: https://www.pbs.org/newshour/subscribe