At least eight people have been killed and more injured after a car exploded near Delhi's historic Red Fort, authorities have said, BBC reported.

Delhi City police spokesperson, Sanjay Tyagi confirmed the deaths to the BBC, and said a further 20 people had suffered injuries.

Police are investigating the cause of the explosion and "exploring all possibilities", Mr Tyagi said.

Delhi Police Commissioner Satish Golcha has told reporters that the incident happened at around 18:52 local time (13:52 GMT), when a slow-moving vehicle stopped at a red light before it exploded, damaging nearby vehicles, according to BBC.