A woman whose bizarre behaviour aboard a London-to-Washington flight provoked a massive security scare will be held indefinitely at a residential mental health facility in New Hampshire, a federal judge ruled today.

POLICE investigating the alleged airliner bomb plot have found a suitcase containing components needed to make an explosive device, it was reported last night.

A woman on a trans-Atlantic flight diverted to Boston for security concerns yesterday, passed several notes to crew members and urinated on the cabin floor.

Gail Marcinkiewicz, spokeswoman for the FBI in Boston, confirmed that Catherine Mayo was carrying banned items in her carry-on bag, including a screwdriver, an unspecified number of cigarette lighters and matches.