Sirius XM Canada Holdings Inc. said Wednesday it elected Sleep Country Canada president Christine Magee to its board of directors. Magee replaces Pierre Boivin on the board of the satellite radio operator. Boivin resigned after nine years on the board, the company said in a release. "We welcome Christine to our board," John Bitove, chairman of SiriusXM Canada, said in the release. "On behalf of the board, I would like to extend our thanks and appreciation of Pierre's guidance and contribution to the SiriusXM Canada board over the years."...