"We will go to the ends of the Earth to identify the subject or subjects who are responsible for this despicable crime, and we will do everything we can to bring them to justice, " Mr DesLauriers said.

BBC: Boston bombings: Obama condemns 'act of terrorism'

Ms Hall, who is responsible for finance and commissioning, is the subject of allegations that unauthorised payments were made to an executive coaching company between July 2010 and October 2011.

BBC: Assistant chief officer Ann Hall

His subject was English, but Mr Neustadt was responsible for turning him to politics.

ECONOMIST: Richard Neustadt

Under the German constitution, any agency that takes decisions affecting specific individuals or companies, as supervisors must do, is subject to the control of ministers who are in turn responsible for their actions to parliament.

ECONOMIST: Inside Germany��s central bank

But the tax concessions to be gained would be confined to those funds that behaved in ethically and socially responsible ways, took account of the wishes of informed citizens and were subject to civic monitoring.

ECONOMIST: The history and future of pensions

And, again, I thank you for reading that because I think it represents the effort that we made, that Ambassador Rice made, and others made to make clear that these were initial assessments and that they were subject to change as more clarity became available on what exactly happened, who was responsible, who they were affiliated with or not, and why four Americans died as a result.

WHITEHOUSE: Press Briefing

The issue that is subject to investigation and that has obviously been a source of the discussion here has been who was responsible, what their motivations were, and how the attack itself came about.

WHITEHOUSE: The White House

The United Nations recently raised concerns regarding the health and climatic impacts of particles emitted by vegetation fires in regions subject to land use changes and human driven deforestation such as South-East Asia, where they are responsible for 10, 800 premature deaths per year.

UNESCO: 2015 For Women In Science Fellows