Inspector Sharma of the Special Cell of Delhi was killed during the 2008 Batla House encounter in Jamia Nagar in south Delhi.
'Information trickled in that these phone numbers were switched off when there were blasts in Jaipur, Ahmedabad, and at the time of the Delhi blasts.
'It is possible that these terrorists took advantage of the chaos and escaped in the melee.'
Lone suspected Indian Mujahideen operative Shahzad Ahmad was today convicted in the 2008 Batla House encounter case by a Delhi court for murdering a police inspector and assaulting other officers.
The Delhi police on Friday said it was not shying away from any inquiry into the Batla encounter case as it felt it had acted for the betterment of the country.
Batla House encounter convict Shahzad Ahmed was on Thursday denied bail by the Delhi high court, which also admitted his appeal against his conviction and life sentence in the case.
'The operation was planned in a manner so as not to alert the terrorists.' 'Every precaution was taken to keep it low-key so as not to alert the terrorists and surprise them and arrest them.'
Suspected Indian Mujahideen terrorist Shahzad Ahmed, convicted in the 2008 Batla House encounter case, was sentenced to life imprisonment on Tuesday by a Delhi court for killing decorated police officer M C Sharma and injuring two other cops.