At least 51 workers died and 20 others were injured in a coal mine explosion in eastern Iran, state media said on Sunday. The methane gas explosion occurred at 21 p.m. local time in two blocks of the mine in Tabas, which is 335 miles southeast of the capital Tehran, the Islamic Republic News Agency reported. Earlier the death toll was reported as 34. South Khorasan's governor Javad Ghenaatzadeh said ...