QUITO, Ecuador — A pickup truck exploded on a busy shopping street in the port city of Guayaquil in Ecuador on Tuesday evening killing one person and injuring two others in what the governor called an intentional attack.

Maj. Jorge Montanero of the Guayaquil fire department told local television station Ecuavisa that the person killed was a cab driver who was nearby. He added that police were inspecting all vehicles in the surrounding area as well.

“We’re evacuating all of the buildings as a precaution,” Montanero said. Asked if it could have been a car bomb, he said they would have to wait for police to investigate. “We don’t know, but a normal car doesn’t blow up like that,” he said.

Guayaquil’s police chief Francisco Zumárraga said police had found a “new threat” and that there would

See Full Page