Over the past few months, Islamic State militants have posted horrific images online of how they kill men for being gay - by throwing them from high buildings. So far this year, they've documented the murders of 26 men they've accused of being homosexual - though activists say the true figure could be much higher. Caroline Hawley has travelled to Lebanon to meet a friend of one of the murdered men - who himself had a narrow escape. We're not identifying him and his words are spoken by an actor. You may find some of Caroline's report distressing. Subscribe to BBC News HERE http://bit.ly/1rbfUog Check out our website: http://www.bbc.com/news Facebook: / bbcworldnews Twitter: / bbcworld Instagram: / bbcnews