11.   Bombings have become frequent in Russia as rival criminal groups seek to settle scores or fight for control over businesses.

12.   Since the police crackdown, widely criticized by human rights activists, bombings have become rare and a similar one had not been reported in the past two years.

13.   Suicide bombings have become an almost daily event in Israel, though the military claims it stops most of the bombers before they can strike.

14.   The blast has also left many Christians fearing for their safety and worried that such bombings could become routine in this province.

15.   The bombing quickly became the biggest news story in Britain, leading the television news broadcasts.

16.   Bombings have become a favourite with militant groups in India.