Istanbul, July 9 () –The competition watchdog The Competition and Markets Authority (CMA) has blocked Sainsbury’s and Asda from joining forces for 10 years. CMA said Sainsbury’s has been barred from acquiring a stake in Asda or any of its subsidiaries for the next decad and is also prohibited from buying an interest in any business that has a holding interest in Asda. The same rules will apply to Asda and its parent company Walmart, preventing them from acquiring a stake in Sainsbury’s or any company holding an interest in its big-four rival.