<span style="color: #222222;">Home minister Amit Shah said all central agencies should join Crime and Criminal Tracking Network and Systems (CCTNS). Mr Shah said Home Secretary should hold a meeting with all the chiefs of Central agencies in this regard.<br />''<br />''Speaking at the 37th foundation day celebrations of the National Crime Records Bureau (NCRB)  in New Delhi, the minister said NCRB data should be used by all states to form the yearly strategy for their police force. He said, the data should used for multi purpose and in a multi-dimensional way for crime control. </span><br />