At least 20 people have been injured in a blast outside Besiktas stadium in Istanbul, according to Turkey's Interior Minister Suleyman Soylu, cited by Reuters. <br /> <br />The explosion killed at least 13 people, Reuters reported, citing security sources. Meanwhile Al Jazeera reported at least 15 casualties. <br /> <br />The blast likely targeted a riot police bus, the minister said. <br /> <br />"Approximately 20 injured in car bomb attack that happened where our riot police officers had been stationed," Interior Minister Suleyman Soylu told journalists. https://www.rt.com/news/369901-besiktas-stadium-istanbul-explosion/
