In a letter released by his spokesman Howard Bragman on Tuesday, the 83-year-old singer, best known as a member of the musical duo “Steve and Eydie” with his late wife, Eydie Gormé, opened up about his recent diagnosis and how he’s coping with the news. “Dear Friends, There have been a number of rumors and some press reaching out to me and I feel it’s important that I tell my own truth,” he wrote in the letter obtained by PEOPLE. “I have been diagnosed with Alzheimer’s disease, and it’s in the early stages. I am being treated with medications under the...