Watch : The Challenge’s Jenna Compono and Zach Nichols Expecting Baby No. 4For Jenna Compono, parenthood is the best kind of challenge. Indeed, the Challenge alum announced that she and husband Zach Nichols welcomed their fifth baby together, a boy, on Aug. 2, less than a year after giving birth to their daughter. "With a 2-week early grand entrance, we'd like to welcome Vincent John into the world," Compono wrote on Instagram Aug. 3. "What originally was a checkup due to cramping led to a medically necessary induction due to low fluid (Oligo).