TUNIS – Four pregnant women were among 20 migrants whose bodies were found off Tunisia's coast after their smuggling boat sank, Tunisian authorities said Friday, as search efforts continued for 13 others believed missing.Nineteen of the 20 migrants who died in Thursday’s sinking were women, according to Mourad Torki, the court spokesman for the Sfax region in central Tunisia.Coast guard officials and local fishermen retrieved the bodies and brought them to shore, and transferred them in white body bags to a nearby hospital where autopsies were carried out.Four migrants were rescued, Torki said: One remained under medical supervision Friday and another fled the hospital.The boat, overloaded and in poor condition, was carrying 37 people —.