(CNN) -- A car bomb exploded early Tuesday outside a bank in Londonderry, Northern Ireland, causing "substantial damage" to a nearby shopping center and bank, police said.
No one was hurt in the incident, which happened just after midnight near the shopping center on Culmore Road, the Police Service of Northern Ireland said.
Police had received a warning about an hour before the explosion and had set up a cordon before the bomb went off, police said.
