Anthony 'Rumble' Johnson, a former mixed martial arts competitor who fought under the UFC and Bellator banners, died on Sunday (Nov 13) at age 38, Bellator announced on social media. According to Yahoo Sports, Johnson was diagnosed more than a year ago with non-Hodgkin lymphoma and Hemophagocytic lymphohistiocytosis, a rare immune system disorder. Bellator tweeted that the organisation "is devastated...