The CRTC has told Quebecor Inc. executives to appear at a hearing in Gatineau Wednesday to explain why it defied the regulator and pulled the signal to its TVA Sports channel from BCE Inc. TV subscribers. It said in a notice of consultation, issued Thursday afternoon, that the April 17 hearing will consider whether Quebecor violated broadcasting regulations, specifically the standstill rule, which states that during carriage disputes, the licensee has to continue to distribute the channel at the same rates and under the same terms and conditions as before the dispute. Earlier this week...