Welch often got in trouble in school for impromptu singing.

However, that process should not be improvised but should follow the appropriate institutional procedures.

No new improvised explosive devices were discovered along the Blue Line.

What I will do is probably make a few off the cuff comments on the debate that has gone on so far, rather than read a written statement.

They had resulted from an offhand remark by a high ranking officer during an interview which had then been exaggerated by the press.

When the Philippines National Police raided the safe house in October 2003, they found improvised explosive devices, bomb making components and manuals for constructing biotoxic weapons.

However these positive developments should not lead to complacency. There have been several recent cases of improvised explosive devices and landmines being used to target coalition forces, the Afghan National Army and Government structures.

Improvised methods, such as the use of hijacked airplanes by the 11 September 2001 terrorists, can cause massive destruction without the use of any actual weapon system.

In May 2002 Jose Padilla was arrested in Chicago by the Federal Bureau of Investigation.m He was an Al Qaida operative sent by the organization's leadership to carry out mass casualty terrorist attacks in the United States using either natural gas to destroy apartment buildings or a radiological dispersal device.

All TEDx events share TED's format of short, prepared talks on a wide range of subjects to foster learning, inspiration and wonder, and to provoke conversations about the topics for discussion.

The wake up call for most NGOs came after the Rwandan genocide, when hundreds of small organizations tried to set up ad hoc operations in refugee camps in the Democratic Republic of Congo and Tanzania.

Indeed, just last November, a member of the Philippines Congress, Wahab Akbar, a Muslim representing Basilan, was killed with five others in front of the House of Representatives by an improvised explosive device of the type used in Pakistan, Afghanistan, and Iraq.

For example, the Al Qaida cell that carried out the November 2003 bombings in Istanbul originally planned to rent a stone quarry in order to obtain dynamite legally, though they later abandoned this plan and used improvised explosives instead.