Two girls were abducted and allegedly gang raped here, police said on Monday.According to police, the two were seized by a group of young men in a car on Sunday evening when they had gone to make some purchases. The girls said they were taken to a hill top at Bariatu in Ranchi and raped. They were freed on Sunday night. Jharkhand has witnessed surge in crime against women. The number of kidnapping and rape cases this year till August stood at 996 and 1,261 respectively, up from 792 and 905 during the same period in 2014.