FRAMINGHAM — A Framingham boy who died four years ago of a rare form of pediatric cancer is the inspiration behind the city's new "Devin Day." Oct 20, 2017:Framingham ‘superhero’ Devin Suau diesSuau suffered from diffuse intrinsic pontine glioma, a rare pediatric brain cancer. Photos: Remembering of Devin SuauThe WhyNotDevin Foundation, a nonprofit created last year, aims to raise awareness of the rare cancer, as well as support families of children with DIPG. A community mourns:Hundreds attend Devin Suau’s funeral in SudburyIt's not the first time a day has been dedicated to Devin and his cancer battle. In 2017, then-Boston Mayor Marty Walsh proclaimed Oct. 27, Devin's birthday, would be Devin Suau Day for the city of Boston.