President Barack Obama has pledged his administration "will not rest" until all those behind an alleged plot to bomb a US plane are brought to justice.
In his first public comments on last Friday's incident, Mr Obama said he had ordered two reviews - of US terrorism databases and air travel screening.
The accused, Umar Farouk Abdulmutallab, a Nigerian, had a visa and was allowed to fly despite being on a watch-list. Mr Obama spoke after it emerged a wing of al-Qaeda had claimed the plot.
The US president said only the "quick and heroic actions" of passengers and crew had averted disaster. Read more: http://news.bbc.co.uk/2/hi/americas/8433178.stm
