India, May 9 -- Security has been tightened in Delhi mid rising tensions between India and Pakistan. On Thursday, a Pakistani drone attack was thwarted leading to loud explosions, sirens and blackouts in several border districts in India.

Police officials were seen regulating traffic and asking people to vacate the road around C-Hexagon, India Gate, on Thursday night. However, police officials said that the move was part of routine traffic regulation exercise generally carried out in the area.

"Security has been heightened across the city. We have increased night patrolling and DCPs have been told to neutralise any suspicious activity," said a senior police official.

The Delhi government has also banned its employees from going on leav...