The Canadian track-and-field teams had impressive showings at the Lynx Relays in Spearman last Friday afternoon, and both teams came away with convincing team championships. The Lady Cats stacked up an eye-opening 237 points, 101 points better than secondplace Childress (136). Senior standout Mattie Boyd came away with two gold medals in the field events. Boyd set a new season-best mark in the…