To look into cases, and Advice Pet owners to be wary of any caller who demands cash in return for information about their animals. Dan odonoghue, bbc news. Junior doctors in wales have begun a three day walk out over pay. They are on strike until 7am on thursday. The welsh government has offered a 5 Pay Rise but the Bma Union rejected it and accused politicians of undervaluing doctors. Health authorities in wales said the strike would coincide with one of the most pressurised weeks of the year. Hywel griffith reports. Across wales, the impact of this strike is being felt at every single hospital. Junior doctors make up some 40 of the medical workforce. So the impact here, for example, at waless biggest hospital in cardiff, is cancelling three quarters of the appointments and 80 of the planned operations. Urgent and emergency care