User blog comment:Bob the Wikipedian/The cliffhangers!/@comment-5116706-20130522175115/@comment-5116706-20130523011037

Yes, but he was their only known way to getting to the key, with him in a mindless, zombified state, they've done nothing, they now have no clue where it is. In fact, they may have even set themselves back from getting the key by knocking out Nick.