Officials work at the site where a bus fell off a 20-meter ditch near the town of Cinchona in the province of Alajuela, Costa Rica, on Oct. 20, 2016. At least 12 people were killed and 18 others injured in Costa Rica on Thursday when a bus carrying 30 tourists fell off a 20-meter ditch. Costa Rican President Luis Guillermo Solis declared three days of national mourning on Oct. 20-22, during which the national flag would be flown at half mast. (Xinhua/Kent Gilbert)
