MTV News has more details on former LFO star Rich Cronin’s current battle with leukemia. The 29-year-old was diagnosed on March 28 with acute myelogenous leukemia. The exact cause of the disease is unknown, but it is the most common type of acute leukemia in adults, according to the National Marrow Donor Program. Cronin is being treated at the Beth Israel Deaconess Medical Center near his hometown of Boston. He went through his first round of chemotherapy last week and will soon find out whether or not he will make it into remission. “I’m praying every second that this will come out of me,” he said. Read more.