Delhi: There may be a political link to the alleged ISI-linked espionage racket that was unearthed recently, as per a media report.

According to a report in Mail Today, investigating officers of Delhi Police Crime Branch have found that an accused identified as Sabar had been working as a local party worker of a national party since past few years.

Mohd Sabar is reportedly a teacher by profession.

Meanwhile, a serving Armyman from Siliguri was on Sunday arrested in connection with the spy racket by Delhi Police, identified as Fareed Khan.

He is a serving as constable in 17, Jammu and Kashmir Light Infantry division of the Army and met Sabar during his posting in Rajouri.

Fareed was later introduced to other members of the alleged network, the report quoted an officer as saying.

On the other hand, BSF head constable Abdul Rasheed and three others arrested for allegedly supplying sensitive documents to Pakistan's intelligence agency were today remanded to police custody till December 10 by a Delhi court, as per PTI.

Besides Rasheed, the Crime Branch of Delhi Police produced Munawwar Ahmad Mir, a former army personnel, Sabar and Farid Ahmad before the court.

The police told Chief Metropolitan Magistrate Sanjay Khanagwal that sustained custodial interrogation of the four accused was required to unearth the entire conspiracy and the module through which they were supplying sensitive documents and information to the ISI operatives.

While Rasheed was produced before the court after expiry of seven-day police custody, the three others were brought before the judge on transit remand.

The police told the court that Farid was arrested from Darjeeling in West Bengal, Munawwar and Sabar were arrested from Jammu and Kashmir in connection with the case.

Detailing the roles of the accused, the police said Farid, whose unit is now posted in Darjeeling, had access to sensitive information when he was posted at Jammu and he was supplying the documents to the ISI operatives through other arrested accused Kafaitullah Khan alias Master Raja, a resident of Rajouri district in Jammu and Kashmir.

The police also said that the other two accused were also in touch with Kafaitullah and they were supplying documents through e-mail.

On being asked by the court as to since when they were supplying these documents, the police said that during the investigation it has been found that this module was operating since 2013.

It also said that the names of other arrested accused had surfaced during interrogation of Kafaitullah and Rasheed.

Seeking police remand of these four accused, it said that they were required to be confronted each other and the documents which were recovered from their possession.

Kafaitullah was earlier remanded to police custody by the court till December 10.

Khan was arrested in connection with the case at New Delhi Railway Station while he was on his way from Jammu to Bhopal on November 26.

(With PTI inputs)