A man in his 30s allegedly suffering from depression has been detained by Delhi Police for lurking suspiciously near the residence of Finance Minister Arun Jaitley in south Delhi’s Greater Kailash on Monday night.

The person has been identified as Ganesh Nayak, a resident of Prakash Mohalla in Garhi. According to a senior police official, on Monday night, Greater Kailash police station was informed about a man near the residence of the Jaitely following which the team rushed to the spot.

"On reaching the spot, which was a park, nearly 100 yards from Jaitley's house, police learnt that the staff of RAC (Rajasthan Armed Constabulary) deployed at the residence of the minister had put up porta cabins there as resting place and the person had entered there," said the  senior police official.

"During initial investigation, it was revealed that Nayak seemed to be under the phobia of being attacked by unknown persons. Nayak told the police that on Monday night when he was returning home around 9 pm, two-three persons were crossing his path and he feared that they were going to beat him up following which he starting running. He finally ended up at the spot and hid himself behind the porta cabins of RAC," said the senior police official adding that subsequently, he was caught by the staff who then informed police about it.

"The police are checking the veracity of statement given by Nayak. So far Nayak's version is that he was working as a security guard and the same has been verified from his employer and nothing suspicious has been found," said the police official.

"Nayak appears to be mentally disturbed due to some family issues. He stays at Prakash Mohalla in Garhi with his friends and colleagues while his family live in West Bengal," said the police official.