The Kurdish-led Syrian Democratic Forces (SDF) said on Wednesday that they had regained full control of Ghwayran prison and secured the hostages held there, ending a six-day standoff with IS fighters. The SDF’s media centre announced on Wednesday afternoon that the prison had been reclaimed by SDF fighters and that all IS fighters had surrendered. A spokesperson for the SDF, Aram Hanna, told The New Arab that all hostages had been rescued and that they were all in good health. Nearly 850 children had been held hostage by IS, with rights groups warning that the some of the children were injured…