He said an assessment is being made by central security agencies about the possible law and order scenario in the Kashmir Valley after the announcement.
Musa recently left the Hizbul Mujahideen militant group and was said to be in touch with other terror organisations, the official said.
Musa was a close aide of top Kashmiri terrorist leader Burhan Wani, whose killing last year had triggered a series of attacks and massive protests against security forces in the Kashmir Valley.
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