hold on, clint, because we want to play a little bit from daniel stevens who is a spokesman for the westmoreland department of safety with chuck a few moments ago. >> the man was take into custody by murraysville police within minutes of the initial call, and the police are in the process of questioning him. approximately 20 students were injured, and four of the students serious enough to be flown by medical helicopter to the local trauma centers. >> and so that is an update that we have, and it was 15 minutes, and even at that, it is a long time, clint. we are told the that he is not only in custody, but questioned. what are the obvious things that they will be talking to this student about? >> well, they are trying to find out motive, and trying to find out if somebody else parties painted, and was anybody else awa aware, and i have dealt with the stabbing victims in the past, and as we know, and we know from the movies and television a that is a very upclose and personal crime which means that the assailant had to get up basically in the face of 20 different people, and plunge that the knife, and in some cases multiple tim