Taking a jibe at the verdict of Dilsukhnagar bomb blast by NIA court in Hyderabad, MIM chief Asaduddin Owaisi has questioned the probe of NIA in handling other blast cases. MIM chief has questioned NIA over the series of old cases like the Mecca Masjid blasts, the Ajmer blasts and the Malegaon blasts and the way NIA is dealing the probe. MIM chief said Dilsukhnagar bomb blast accused can be convicted in 3 years. Why it is taking long to convict Mecca Masjid blasts, the Ajmer blasts and the Malegaon blasts,Asaduddin has questioned NIA. He has asked further to throw some light on it.