Zara Phillips is nursing a broken collar bone
British royal Zara Phillips has broken her collar bone after falling from her horse at an equestrian event.Phillips - the granddaughter of Queen Elizabeth II - was competing at the Pau International Horse Trials in France on Saturday when she tumbled from her horse Tsunami II and cracked her shoulder.She was treated in hospital for a broken collar bone and has since returned to Britain.The horse was badly injured so had to be put down.Tagged in Zara Phillips