The investigations into the Hyderabad twin blasts have picked up momentum as CCTV footage being examined for clues by the Police.
According to Police officials, initial clues suggest similarity with Delhi, Pune and Ahmedabad blasts in pattern and materials used.
The special investigating teams have swung into action analysing the evidence and began interviewing eyewitnesses, businessmen and others.
CCTV footage are being thoroughly examined for more clues.
Meanwhile, two cases have been registered at Malakpet and Saroornagar police stations.
The police also announced reward to those who provide information that can lead to a breakthrough in the investigation.