More than 150 people have been questioned since he blew himself up.
Military discipline has been questioned since two marines fired 99 rounds at an Asiana Airlines passenger plane last month.
The decision to allow Gerrard to leave Anfield in the summer has been questioned since the announcement last week.
Brown's target for 3 million new homes has been widely questioned since the property market began to slide.
The more dollars were supplied, the more the currency's link to gold would be questioned since America's gold stocks would support an ever-larger pile of banknotes.
Originally published as anthropology (something that has been much questioned since) it's the the story of a young man's apprenticeship with a Yaqui "Man of Knowledge".
But Macedonia's viability as an independent state has been repeatedly questioned since this nation of two million voted itself out of Yugoslavia in 1991 without a shot fired.
That tradition has been questioned since the Vietnam War, a conflict in which generals who doubted Pentagon leaders did not oppose decisions that they thought were ill-advised.
Its usefulness as a decision-making tool has however been questioned since its inception.
However, the effectiveness of such In-Home Displays (IHDs) has been questioned, since savings are small.
Sepsis-3 criteria for identifying septic patients have been extensively questioned since its publication [12, 15].
