Derek Hough believes in the power of prayer as he asks fans and friends alike to continue including his wife, Hayley Erbert, in their prayers. Hailey Erbert was set to go through another surgery following her last procedure. Derek Hough and Hailey Erbert started their December on a sour note after she experienced a sudden health issue post-performance. Recently, Hough turned to fans through social media to ask for prayers and support from those who knew the couple. The dancer and choreographer thanked his Instagram followers for the love they have shown and continued to ask for their prayers, …