Dozens of tourists were forced to flee a hotel at a popular holiday resort after an explosion tore through the building, sparking a fire visible for miles. Part of the fifth floor of the four-star Olas Hotel in the Costa Tropical resort of Almunecar, around 50 miles east of Malaga , was badly damaged in the blast, which left one man injured. The hotel was 60% full with guests arriving for the start of Easter break when the blast occurred. The chaos unfolded as workers from energy firm Repsol