Dead or alive? Probably the latter, but no one knows for certain what, if anything, happened to North Korean dictator Kim Jong-un that made him vanish from the public eye since April 12. Kim is said to be recovering from a failed angioplasty operation to insert a stent into a blocked coronary artery. The obese Kim weighs more than 300 lbs, stands 172 cm tall and relentlessly smokes up to four packs of cigarettes a day, sources reveal. Daily NK, a website run by North Korean defectors in Seoul, claims Kim has had to deal with cardiovascular disease since August...