Cajibio, April 26 -- At least seven people were killed, and more than 20 people sustained serious injuries after a bomb exploded on a bus in Colombia's Cauca, in what the governor described as a deadly attack targeting civilians.

The explosion occurred on the Pan-American Highway in the El Tunel sector of Cajibio on Saturday.

Cauca Governor Octavio Guzman confirmed the casualties in a post on X, calling the incident an "indiscriminate attack against the civilian population."

He said, "An explosive device was detonated on the Pan-American Highway, in the El Tunel sector of Cajibio, in an indiscriminate attack against the civilian population that--according to preliminary reports--has left 7 civilians dead and more than 20 seriously inju...