for-phone-onlyfor-tablet-portrait-upfor-tablet-landscape-upfor-desktop-upfor-wide-desktop-up

Most Popular

Telegram's struggle to stop IS messages

Posted

Berlin-based mobile messaging service Telegram is racing to shut down broadcast channels used by Islamic State to promote its causes and recruit members. But as Sara Hemrajani reports, the group is creating new channels apparently just as quickly.

Most Popular

for-phone-onlyfor-tablet-portrait-upfor-tablet-landscape-upfor-desktop-upfor-wide-desktop-up