Sri Lanka, Nov. 12 -- Indian Police are investigating a deadly car blast in the capital under a law used to fight "terrorism", an officer said on Tuesday, as Prime Minister Narendra Modi vowed to bring to justice all those responsible. The explosion near the historic Red Fort on Monday evening killed at least eight people and injured 20. It was the first such blast in the heavily guarded city of more than 30 million since 2011.

"Today, I have come to Bhutan with a very heavy heart," Modi said in Thimphu, the capital of the neighbouring Himalayan nation, as he arrived on Tuesday for a scheduled visit.

"The horrific incident that happened in Delhi last evening has deeply disturbed everyone," Modi told a public meeting.

"Our agencies will...