"There was a second explosion ... five civilians were killed and seven were injured," the source said, adding that gunshots were heard after the blast.
Earlier in the day, the first explosion killed four people in Kabul, according to eyewitnesses.
Earlier in the day, the first explosion killed four people in Kabul, according to eyewitnesses.
A local resident said that the blast emerged from a magnetic mine attached to a passenger car.
Apart from four fatalities, two other people sustained wounds in the incident, residents said.
Earlier, the western part of the Afghan capital was rocked by an explosion, resulting in casualties, a witness said.
According to him, a bomb went off in a car and left several people injured.
According to him, a bomb went off in a car and left several people injured.