pThe US-backed Syrian Democratic Forces militia said on July 28a its forces foiled an Islamic State attack and killed 17 of its fighters in Raqqa city, Syria.ppIslamic State militants attacked SDF positions near Mostafa mosque in Nazlat Shehadaa neighborhood, the same source saida.ppThis video was shared by the press office of the Kurdish People’s Protection Units, or YPG, of which the SDF is a multi-ethnic subgroup. The video is described as showing severe fighting against IS in Raqqa.