The quake struck at a depth of 10 kilometers (6.2 miles), according to the USGS. The dead were reported in Barmal, Zirok, Nika and Giyan areas of Paktika province, with more than 500 injured, according to Bakhtar. CNN is unable to independently confirm Bakhtar’s report. The USGS set a yellow alert level for the quake, indicating that casualties were likely and that the impact should be relatively localized. The full details of the victims are not yet clear. In a tweet Wednesday, the World Health Organization said its teams are on the ground to deal with emergencies, including providing medicine, trauma services and conducting needs assessments. This is a story that unfolds.