LAKHDARIA, Algeria (Reuters) - A truck bomb exploded at an Algerian army barracks on Wednesday, killing eight soldiers in the deadliest attack claimed by al Qaeda's north Africa wing since a triple suicide bombing in April. The blast in Lakhdaria village 120 km (75 miles) east of the capital in the troubled Kabylie region happened hours before the opening in Algiers of the All Africa Games, a prestigious sports event regarded as Africa's Olympics which Algeria is hosting. "I heard a terrible explosion," said the owner of a coffee shop in Lakhdaria, a settlement surrounded by forested mountains that have...