Austria detains suspected Islamists amid security fears

[Collection]Austria on Sunday said three people were detained for suspected involvement in an "Islamist network", as Vienna and Cologne step up police controls citing heightened security concerns during Christmas. German police are carrying out strict controls at the entry of the cathedral in the western city of Cologne following a "danger warning" for New Year's Eve. Austrian police have also stepped up checks, especially around churches, religious events and Christmas markets in Vienna, citing an "increased risk".