Skymark Airlines Inc. said Wednesday its 8:40 a.m. flight from Tokyo's Haneda airport to Sapporo in northern Japan was delayed for 23 minutes after alcohol was detected on the breath of the plane's American pilot.Japan's two largest airlines -- Japan Airlines Co. and All Nippon Airways Co. -- have been hit by similar alcohol issues recently, leading the government to consider tightening rules on drinking by aviation staff.According to Skymark, the 49-year-old pilot, who was scheduled to take charge of Flight 705, tested positive for alcohol in a test conducted about 50 minutes before depart…READ FULL ARTICLE