A man died on the spot while another was injured when an unidentified vehicle hit their car at the Mataro Bus Stop near Talhar town on the Badin-Hydeabad road late on Thursday night, police said.

As a result of the collision, 'Inspector' Imtiaz Khan alias Mumtaz died on the spot while 'Sub-inspector' Saeed Akhtar sustained serious injuries and was shifted to Civil Hospital Hyderabad in a critical state.

Both men reportedly belong to an intelligence agency. The car which hit them managed to flee from the scene of the incident and had not been traced till the filing of this report.

The body of the slain inspector was brought to the Combined Military Hospital in Badin, from where it was sent to Lakki Marwat, his native town, in Khyber Pakhtunkhwa.

Sources privy to the information told Dawn that both Khan and Akhtar belonged to an apex intelligence agency and were on routine duty when the car hit them.

The sources claimed that sub-inspector Akhtar had recovered from his critical state and was out of danger on Friday.

Tando Ghulam Haider Station House Officer (SHO) Nand Lal told Dawn that police and investigators were probing the incident.

"A first investigation report will be registered and a thorough investigation will be conducted on the complainant of the injured official" SHO Nand Lal added.