Is Baptism essential for salvation? What does the Catholic Church teach about Limbo?

Fr Guy was asked these related questions during a Catholic Alpha course held in his parish a few years ago.  Here are the questions and his answer.  Click on the arrow to listen.  Playing time:  9 minutes
https://stpaulrepository.com/wp-content/uploads/2011/11/the-salvation-of-the-unbaptised-what-does-the-church-really-teach-about-limbo.mp3?_=1