Red Fort

Indian police have opened a terrorism investigation into a deadly car explosion near Delhi’s historic Red Fort that killed at least eight people and injured 20 others, officials said Tuesday, as Prime Minister Narendra Modi vowed to bring the perpetrators to justice.

The blast, which occurred Monday evening in one of the capital’s busiest areas, shattered a decade of relative calm in the city. It marked the first major explosion in Delhi since 2011, prompting heightened security and an investigation under India’s main anti-terrorism law.

Speaking during a scheduled visit to Bhutan on Tuesday, Modi said he was deeply disturbed …