The bus collided with other vehicles on a main bridge in Guatemala’s capital before falling into a ravine early Monday morning.

At least 54 people were killed after a bus veered off a bridge into a ravine in Guatemala City on Monday, according to the country’s National Institute of Forensic Sciences.

A bus accident in Guatemala City killed 54 people after it fell from Belize Bridge into a ravine. Rescue efforts continue, with national mourning declared and emergency responders aiding survivors and families.