Police interrogated four persons in connection with suspected recce outside Shiv Sena (UBT) leader Sanjay Raut's bungalow and later released them after verifying that they were employees of a telecom network services company, an official said on Saturday, reported news agency PTI.

The men were employees of Insta ICT Solution, a telecom network services company, and were testing the network in the area on Saturday, the official said, reported PTI.