article_snippet.sent: Mr Rowley issued the warning of new tactics among Islamist fanatics at the Counter-Terror Expo at Olympia, west London, yesterday.
article_snippet.sent: On changing methods of attack, Mr Rowley said: 'We still have groups who are interested in the awful, spectacular attacks that We have seen with Al Qaeda in the past. '
article_snippet.sent: Assistant Commissioner Mark Rowley said yesterday that the tactics of terror groups are changing .
article_snippet.sent: Assistant Commissioner Mark Rowley said there had been a 'step-change' in the scope and scale of terror threats.
highlights_snippet.sent: Met Office Assistant Commissioner says fanatics' tactics have changed .
  