nothing out of the ordinary? everyone who knows david bird has said the same thing. he s a family man. he s a hiker. he s a camper. he was just taking out the christmas tree. he was supposed to be on a quick walk. everyone expected he would be right home. thank you. appreciate it. exorcism, you think of the movie, right? pope francis is getting a lot of attention over this video which some say show him performing an exorcism. the vatican has denied it. one thing is true, more practitioners are speaking about t. frederick pleiken has more on the mysterious ritual. can you hear me? reporter: this is the image people have of exorcism. exorcism is very much a reality. people wait outside this church all night in the italian village. people like the filmmaker lorenzo. reporter: someone put a curse