Nikki Bella is taking care of her newborn baby, Matteo, on her own while her fiancé, Artem Chigvintsev, is away from home filming Dancing With the Stars.The Total Bellas star, 36, opened up about parenting solo on the Tuesday, September 1, episode of “The Bellas” podcast.“Artem is on Dancing With the Stars and that has left me alone with Matteo and because of COVID, I don’t have any help.