Sources confirm that the supermodel mogul is expecting her third child with music-man hubby Seal. The couple has two sons together, Henry Günther Ademola Dashtu Samuel, 3, and Johan Riley Fyodor Taiwo Samuel, 2. Seal is also the adoptive father of Klum's daughter, Helene "Leni" Klum (who turns 5 on May 4), whom she had with Italian businessman Flavio Briatore