A tsunami hit Indonesia today, December 22, 2016, and it was dark when it happened.
The tsunami was caused by a 7.5 magnitude earthquake that struck off the coast of Sumatra. The quake occurred at a depth of 10 kilometers (6.2 miles).
The tsunami has killed at least 222 people and injured hundreds more. Most of the fatalities occurred in the city of Palu on the island of Sulawesi.
The tsunami was particularly devastating because it occurred at night. Many …