There is growing concern over the fate of a Christian woman on death row in Pakistan for blasphemy.

Pope Benedict is among those calling for the release of Aasiya Bibi, a mother of five, who was convicted last month of breaching the country's blasphemy laws.

The legislation has been controversial since it was introduced in the 1980s, with campaigners saying it is often used to persecute religious minorities.

The BBC's Orla Guerin reports from Punjab Province.