It resulted in the deaths of eight people during a confrontation between members of the Lautaro Youth Movement guerrilla group and Carabineros de Chile police officers.
The incident began when five Lautaro members robbed a bank on Apoquindo Avenue, killing the building's security guard.
[2][3][4] On October 21, 1993,[5] five members from the Lautaro Youth Movement[6] carried out a robbery at the O'Higgins Bank[7] branch situated at 6417 Apoquindo Avenue.
A police subofficer named Dionisio Zapata (46) attempted to apprehend them but was fatally shot by one of the Lautaro members hiding inside the bus.
[10] During the exchange of gunfire between the police and the bank robbers on the bus, six people lost their lives: three bus passengers named Gabriela Castillo Díaz (31), Tatiana Inés Navarro Valdés (19), and Marcos Villegas, as well as three robbers, identified as Raúl Humberto González Órdenes (El Gato), Alejandro Soza Durán, and Yuri Uribe Toro.
[12][14] Additionally, in January 2002, a military court sentenced both González and Alcayaga to 40 years of effective life imprisonment.