What does it mean that Jesus preached to the spirits in prison? | 1 Peter 3:18-21

What does it mean that Jesus preached to the spirits in prison? | 1 Peter 3:18-21

In this episode of the Bible in Life podcast John and Steven think through 1 Peter 3:18-21. What does it mean that Jesus preached to the spirits in prison? And what does it mean that baptism saves you?