A 15-year-old boy is fighting for his life after he and two other youths attempted to ride the top of a GO train that was in motion after midnight Saturday. Plus, an emotional scene unfolded inside of a Toronto courtroom on Sunday, after a jury found Umar Zameer not guilty for the first-degree murder of Det. Const. Jeffrey Northrup. And finally, hundreds of people, including Toronto Mayor Olivia Chow, showed up at High Park to take in the cherry blossom trees as part of an annual rite of spring.