Officers of the island's Coast Guard gather wrecks of the tour boat which was smashed into pieces by a speedboat, on the Greek island Aegina, Aug. 16, 2016. Four people died and another four were injured, while there were fears for missing people after a collision between a small tour boat and a speedboat near the Greek island of Aegina in the Saronic Gulf on Tuesday, the Greek coastguard announced. (Xinhua/Stelios Stefanou)