Dancing with the Stars Nastia Liukin updates 'Dancing with the Stars' viewers on Derek Hough's condition 04/28/2015 Nastia Liukin says Derek Hough is not quite ready to dance. Read More RELATED NEWS Kym Johnson posts new photos of baby twins with Robert Herjavec -- "Double trouble"Kym Johnson and Robert Herjavec announce gender of their twin babies!Kym Johnson and Robert Herjavec expecting twin babies! TAGS: Dancing with the Stars Mark Ballas Sasha Farber Derek Hough Willow Shields Nastia Liukin
