police are now investigating a school photo showing a group of wisconsin high school students right before spring prom with their arms raised in what appears to be nazi absolutes. school officials say they are working with authorities to track down how and why this photo was taken. cnn talked to one student who was in the photo who decided not to raise his arm. >> the way the students had taken it was out of control. the photographer said to raise your hand, but he didn't say a specific way. and it appears it should have not raised it in this specifical way. that was the offensive way. at that moment i was uncomfortable.