The Supreme Court on Friday asked the Central Bureau of Investigation whether there was any "common thread" in the murders of rationalist Narendra Dabholkar, Communist Party of India leader Govind Pansare, activist-journalist Gauri Lankesh and scholar M M Kalburgi.
However, a lawyer representing Dabholkar's daughter claimed before the court that the CBI has not investigated the case properly and there are many loopholes that are yet to be probed.
The investigating agencies could not expose the masterminds behind the murder of rationalist Dr Narendra Dabholkar, and must introspect whether it was a mere failure or a 'deliberate inaction' due to the influence of any 'person in power', the trial court here said on Friday in its judgment.
A bench of Justices M M Sundresh and SVN Bhatti said the high court has passed a reasoned order while granting bail to the accused in the matter.
The anti-black magic and superstition ordinance has been promulgated in Maharashtra, four days after the murder of rationalist Narendra Dabholkar in Pune.
According to experts, religious and spiritual influences can affect life decisions beyond the normal.
Police have claimed that the probe into the murder of rationalist Narendra Dabholkar is on the "right track". But no concrete clue to the broad daylight slaying seems to have emerged a month after the incident that jolted the progressive social movement in Maharashtra.