It was late Wednesday afternoon and the traffic in Slipi was heavy like any other day. Suddenly, there was an explosion at the intersection, right next to Hotel Ibis. When the toll was finally counted, 13 people were confirmed injured. Luckily for Slipi's residents, no cars or buildings were damaged—only people.

Sr. Commr. Iwan Nuriswan Ismet, chief of West Jakarta police, said investigations suggested the explosive device may have been th