Official Heartland Instagram on Instagram: "The official trailer for HEARTLAND Season 19 is here. In Season 19 the Bartlett-Fleming family must risk everything to keep Heartland and those they love out of harm’s way. Amy strikes a delicate balance between her commitment to a new relationship and always putting her daughter first. However, when her reputation as a horse trainer is called into question, she’s caught off guard and Amy must fight to save her good name. Lou tries to refocus her atten