Telegram messaging app acts to block Islamic State sites

By Eric Auchard FRANKFURT (Reuters) - Telegram, a mobile messaging service that's been adopted as a promotional and recruitment platform by Islamic State, said it was taking action to block the channels being used by the group. Berlin-based Telegram, created two years ago by the exiled founder of Russia’s most popular social network site, has caught on in many corners of the globe as an ultra-secure way to quickly upload and share videos, texts and voice messages. Two months ago, a new pub