Matthew Series - Are You the One Who is to Come?

As Jesus ministry is in full swing, his cousin John the Baptist finds himself stuck in prison. This does not seem to resonate with John's expectations of the Messiah, and the new era of justice and judgment against evil which he assumed was coming, and so he sends some of his disciples to ask Jesus in person "are you the one who is to come, or should we expect someone else?" But what does this question tell us about doubt, confusion, faith, and following Jesus?