Protesters are calling for harsh sentences, as mining company executives go on trial over Turkey's worst ever industrial accident. Three-hundred-and-one workers were killed last May when an underground fire sent carbon monoxide through a mine in the town of Soma. Hundreds of demonstrators have joined a march in Akhisar, in western Turkey. "Words are not enough to express our pain. I have another son. He still works underground. He goes there everyday. And everyday, I go through the same pa… READ MORE : http://www.euronews.com/2015/04/13/tu... What are the top stories today? Click to watch: • Top Stories euronews: the most watched news channel in Europe Subscribe! http://www.youtube.com/subscription_c... euronews is available in 14 languages: / euronewsnetwork In English: Website: http://www.euronews.com/news Facebook: / euronews Twitter: / euronews Google+: http://google.com/+euronews VKontakte: http://vk.com/en.euronews