A “broken” mom killed her two young sons just days after her decades-older husband died of cancer — then tried to jump to her own death so they could all be “reunited in Heaven.” Vanessa Collias, 27, sobbed in court Monday as she pleaded guilty to killing sons Yiannis, 5, and Dimitri, 4, in December 2023, just nine days after her 72-year-old husband, Costa, succumbed to an aggressive form of Leukemia, according to the Toronto Star. She held her hands over their mouths and nose while singing “