ALBAWABA - A Japanese sushi entrepreneur purchased a giant bluefin tuna on Monday for $3.2 million, AFP reported, adding that the auction took place in Tokyo's main fish market. Kiyoshi Kimura's sushi restaurant chain paid over $3 million for the 243-kilogramme fish that was found on the northern coast of the country. "I'd thought we would be able to buy a little cheaper, but the price soared before you knew ...