Some time after Campus Preview Weekend, vandals calling themselves “Local 151” defaced the Hacking Ethics mural in an MIT basement as retaliation after members of the hacking community cleaned up graffiti in the area. Eric D. Schmiedl—The Tech May. 9, 2016 Facebook Twitter Reddit Print Some time after Campus Preview Weekend, vandals calling themselves “Local 151” defaced the Hacking Ethics mural in an MIT basement as retaliation after members of the hacking community cleaned up graffiti in the area. Eric D. Schmiedl—The Tech