WINONA, Minn. — Responding to a vandalism call at Winona High Scholl, police saw eight teenagers scrambling into the night. Two were slow. Police caught them, both 17. Trees had been toilet-papered. Silly-putty string was well, strung all over. Dozens of forks were inexplicably pounded in the grass. This was about 10:20 p.m. Will there be criminal charges? Police were waiting for morning to see what Principal Nathan Warnekewill do.