Two persons were killed and six others injured in a road accident at the National Highway near Thatta late Thursday night. According to a police official, a Revenue Tapedar Ghulam Rasool Jamari and his young son Aijaz Ali Jamari were killed and his cousin seriously injured when their car collided with the other car between Gharo and Gujo. Five passengers in the other vehicle were also injured and shifted to Gharo hospital. Police have registered case and started investigation.