A 12-year-old boy whose emotional plea for help finding a treatment for his rare bone cancer touched millions has sadly passed away. In a heartbreaking Faceboo

A 12-year-old boy whose emotional plea for help finding a treatment for his rare bone cancer touched millions has sadly passed away. In a heartbreaking Facebook tribute, Will's mother shared that he "entered the presence of Jesus" just after midnight on her birthday: "At 12:45am(central time)today…