Two brothers were arrested on Wednesday in connection with the killing of a 50-year-old man and his son over personal enmity in northeast Delhi's Nandnagri area two days ago, police said.
Zulfikar Qureshi was shot in the head and his 20-year-old son Jabaaz was attacked with a sharp-edged weapon on Monday morning.

Khalid (31) and Tarik Ali (30), residents of Sunder Nagri in northeast Delhi, have been arrested, while efforts are being made to nab their brother Naasir and his accomplice, police said.