Who is Rangeena from the collection, The Haunting of Hajji Hotak and Other Stories?

Rangeena is the protagonist of the story "Enough!" In the narrative present, Rangeena is living in California with her son and daughters. Although some time has passed since leaving Kabul, Rangeena cannot quell her grief over leaving the place. She remains particularly disturbed by her other son's murder years prior. Tired of her children's nagging, Rangeena tries to flee to the airport. While racing away, she crashes the car and severely injures her son.