Security has been intensified at the official residence of Tamil Nadu Tourism Minister N. Suresh Rajan here following an alleged telephonic threat received on Saturday.

Police sources said the anonymous call was received on the landline at his official residence and the caller threatened to attack the Minister and his family members.

There was no formal police complaint from the Minister's side. However, Abhiramapuram police has increased armed security at his house from Saturday evening as a precautionary measure, sources added.

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