Well as this is first hand news and advice from one whom knows a little about your situation, first and foremost, I would not condemn these boys and I would not do something that would change them in ways that they run away from help instead of running to it. As a minister of Dance for about 16 years I know a little bit on how to keep a team together, I would sit down and find out where they are and where they are now, whether or not this is the first time or not you still need to sit down and see where their spirit is. Yes first and foremost seek God in all that you do, also think of how you would feel if the shoe was on the other foot what would you feel. What does God say about the situation, realize that he is the ultimate judge. I could say so much more but I will not at this time, I would just take some time with god first and foremost and then see where your members are, the first reaction of a leader is to be scared and feel that they have been caught unaware, but please do not act based on emotions it's okay to be scared just don't let that play in your decisions, and remember it takes a team to make a great leader just my opinion. You are only as strong as your weakest member. I hope this helps some. Remember breathe!!
Love ya and God Bless You