Iran is executing hundreds of drug offenders, and that violates international law, says Amnesty International in a new report condemning the killings.

The number of people in prison in the US has dropped for the first time since 1972, and the number of people under correctional supervision has declined for the second year in a row. Is a sea change at hand?

Ignoring strong evidence that needle exchange programs prevent the spread of AIDS and other blood-borne diseases, the US Congress has decided to ban the use of federal funds for them.