Ben Platt and Noah Galvin are looking back on a special night. Platt, 29, and Galvin, 28, appeared on PBS NewsHour Thursday, where they opened up about the night they got engaged in November.

Although still in their 20s, actors Ben Platt and Noah Galvin are already performing veterans. Both have played dozens of roles in live theater, including the Tony Award-winning musical "Dear Evan ...