Mexico blast kills at least 33, flagging Pemex safety woes

MEXICO CITY (Reuters) - Rescue workers pulled out more bodies from debris at the headquarters of Mexican state oil giant Pemex on Friday after a powerful explosion killed at least 33 people and threw a spotlight onto the state-run company's poor safety record. Scenes of confusion and chaos outside the downtown tower block in Mexico City have dealt another blow to Pemex's image, just as Mexico's new president is seeking to court outside investment for the 75-year-old monopoly. ...