Eruvin 87

Today’s Daf Yomi page, Eruvin 87, inquries whether a lake could count when determing an eruv. Rabbi Tzvi Sinensky joins us to tell a story about the late great Rabbi Norman Lamm, and how he wrestled with precisely this question to establish the eruv on Manhattan’s Upper West Side. Does an eruv count even if you can’t see it? Listen and find out.