At least 13 people were killed and 20 injured in an explosion near the historic Red Fort in New Delhi, India. Police said the blast occurred in a Hyundai i20 that stopped at a traffic light, damaging nearby vehicles. Authorities arrested the car’s last known buyer and invoked anti-terrorism laws in the investigation. The Red Fort and surrounding area remain on lockdown. Prime Minister Narendra Modi vowed that those behind the “horrific incident” would be brought to justice.