AT least 57 people have drowned after a boat capsized off the Libyan coast near Khums, the latest tragedy in the Mediterranean where more than 1,100 have perished this year, the U.N.'s International Organization for Migration (IOM) said. Bodies have not been recovered from the shipwreck, but survivors included migrants from Nigeria, Ghana and Gambia, IOM spokeswoman Safa Msehli told Reuters. "According to survivors brought to shore by fishermen and the coast guard, at least 20 women and two children were among those who drowned," she said earlier by tweet. The migrants, the majority from West Africa, departed from Khums,…