Disgraced, imprisoned and facing money laundering charges in the United States, former Guatemalan President Alfonso Portillo is reigniting his defense.

A truck carrying fireworks on an expressway bridge in central China exploded Friday, causing part of the bridge to collapse and sending dozens of vehicles plunging off the edge, authorities said.

An explosion rocked the offices of Mexico's state oil company Thursday, killing at least 25 people and injuring 101, Mexico's interior minister said.