But allowing gorillas and chimpanzees to die, or killing them off, won't improve people's lives: it will impoverish them.

BBC: NEWS | Science/Nature | Fences 'can help apes' survival'

Instead, American forces are either killing them or letting less squeamish allies detain them.

ECONOMIST: Lexington

How, he asks, does the administration decide whether or not capturing an enemy (rather than killing them) is feasible?

BBC: Drones at the forefront of the Brennan hearing

For decades cancer researchers have focused mostly on killing cancer cells with drugs and radiation, or removing them with surgery.

FORBES: Magazine Article

And Fiyaz Mughal, who operates a hotline for Muslims under attack, said he received 162 reports from people who said they had been called names, assaulted or had things thrown at them in the two days after Rigby's killing.

CNN: Suspect in UK killing out of hospital, at police station

Unlike traditional antibiotics, which must get through the cell walls or membranes of the germs, these compounds poke holes in the outside of the bacteria, killing them.

FORBES: The Antibiotics I Missed

Whether they came to protect the living or avenge the dead, they appear to have been motivated by reports, many of them true, of Christians killing Muslims.

ECONOMIST: Indonesia��s unholy war

AMC's Mr. McKean says the video vignettes for "The Killing" will be shown during down time like commercials or credits, and users will have to choose to play them.

WSJ: TV Networks Play to 'Second Screen'