In a new documentary, “Elton John: Never Too Late,” that premiered at the Toronto International Film Festival on Friday night, the 77-year-old “Tiny Dancer” singer says he may have been “the catalyst” for John Lennon and Yoko Ono getting back together and having their son.

NEW YORK — From the beginning, modeling was always meant to be a business proposition, not a flight of fancy or a personal indulgence. And so, fashion was a remarkable, lucrative ride for the woman who came to be known simply as Iman: the model whose swan’s neck made a world-weary editor swoon…