New Delhi: Farzana Khatoon, the wife of slain NIA officer Tanzil Ahmad, succumbed on Wednesday to her injuries at the All India Institute of Medical Sciences (AIIMS) here.

Ahmad was killed on April 3 when unknown assailants pumped 21 bullets into him while he was returning from a wedding in Uttar Pradesh's Bijnor district after midnight with his wife and two children. Farzana had got four bullet injuries in the incident and was admitted to hospital.

Farzana succumbed to her injuries at the AIIMS trauma centre intensive care unit at 10.45 a.m., an NIA officer said.