Hund and Katz exhibition held in Dortmund, Germany

Dog trainer, Sabine Wolff, and her dog give a "Flying Dog" performance during the Hund and Katz exhibition in Dortmund, Germany, on May 19, 2019. The three-day event hosted by German Kennel Club, presents dogs and cats of more than 200 breeds from around the world. (Xinhua/Lu Yang)