Indian authorities are investigating a deadly car explosion in New Delhi under an anti-terrorism law, officials said Tuesday, as forensic experts worked to determine the cause of the blast. The explosion near the historic Red Fort in India’s capital on Monday killed eight people and injured at least 19 others, police in New Delhi said. A case was registered under the Unlawful Activities (Prevention) Act, India’s main anti-terrorism law, according to police officials. The law allows broader