Stocks sink in Korea, Australia, as Japan seesaws By: MarketWatch June 24, 2012 at 21:41 PM EDT Japanese stocks swing back and forth between gains and losses, while South Korean and Australian stocks sag ahead of a key European summit later in the week. Read More >> Related Stocks: Bhp Billiton Ltd ADR Eneos Holdings Inc Fuji Heavy Inds Ltd Hyundai Motor Reg S Inpex Holdings Inc Nec Corp Rio Tinto Plc ADR Samsung Electronics Ltd Toyota Motor Corp Ltd Ord ADR