By Lucy Skoulding A 22-year-old acrobat with the Great Moscow State Circus collapsed moments after leaving the ring and died later in hospital. It has been reported that talented performer Vlada Morozova had been taking weight loss medication to keep her at 40kg. In her final video she is seen performing an illusion trick. She is the third and final artist to appear from a box at the start of the show, before later performing her trapeze act. She showed no sign of problems as a male performer helped her off the apparatus, and she gave a small jump before running out of the ring in front of an …