- On the evening of 13 September 2008, Delhi was rocked by blasts. In all, five bombs went off within the span of thirty minutes, between 6:00 pm to 6:30 pm.
- Two of them in the heart of Delhi in Connaught Place, two at the upscale Greater Kailash M-Block market in south Delhi, and Ghaffar Market in Karol Bagh.
- Three unexploded bombs were found later taking the total number of bombs to 8.
- The responsibility for the blasts was claimed by an outfit called the Indian Mujahiedeen in an email.
- On 19th September 2008, in an armed operation conducted by the Special Cell of the Delhi Police, Flat number 108, in the building L-18 in Batla House area of Jamia Nagar was raided.
- In the ensuing operation, two alleged terrorists, Atif Amin and Sajid, were shot dead by the police. two other suspects Mohammad Saif and Zeeshan were arrested, while one managed to escape
- After the incident accusations were raised against the Delhi Police by various politicians, media and civil society outfits of carrying out a fake encounter.
- It is now learnt that Mohammad Sajid was not killed and he later surfaced in Syria as an ISIS recruiter.
- On 22 July, NHRC after its investigations, in 30-page report submitted its report which gave a clean chit to Delhi Police in the case.
- In August 2009, the Delhi high court accepted the findings of NHRC and declined to institute a judicial probe.
- Shahzad’s sister said that her brother was falsely implicated, and vowed to fight for justice by appealing to the supreme court
- The police had filed the chargesheet against Shahzad, Ariz Khan, Atif Ameen and Mohammed Sajid on 28 April 2010, accusing them of killing Inspector Sharma on 19 September 2008.
- On 25 Jul 2013, the Saket sessions court in its judgement convicted one of the suspects, Shahzad Ahmad, for murder of police inspector Mohan Chand Sharma.
- The court also found Ahmad guilty of obstructing and assaulting public servants, and grievously injuring the police officers to deter them from performing their duty.