 A fourth person, the dean of Columbia College, was also involved in the texting but apologized and will keep his job. In a message to students, he vowed to rebuild trust and healing. So far, no comment from the other deans. Tovia Smith, NPR News. Critical futures are trading lower at this hour, down four-tenths of a percent at $81.99 a barrel. I'm Janine Hurst, NPR News, from Washington.