Chapel Hill, N.C. — The kitchen at Smith Middle School was vandalized last week, and the vandals urinated in the ice machine, according to a letter sent to school staff and parents of students. The vandalism occurred Dec. 15, and school officials said the ice machine was used Tuesday, Wednesday and Thursday, officials said.Ice from the machine is used to chill containers on the lunch serving line and is used in drinks by students and staff, officials said. After learning of the possibility of tainted ice, Smith Middle officials said, they removed all ice from the machine and any items...