Children are often forced deep into unstable pits because of their small stature, and made to to crush or transport heavy loads of gold ore. Among the most serious health risks posed by extracting gold, however, is that caused by exposure to mercury, which is used to melt away minerals to isolate bits of gold.
Salwa Bugaighis was the first woman to call for the ouster of Libyan dictator Moammar Qaddafi. After she cast her ballot in last year's election, men in hoods and military uniforms stormed into her home, shooting and killing her. A year later, her killers remain at large.