Sex-abuse scandal grips Arizona--Catholic Church accused of mass cover-up

In recent months a number of abuse claims have emerged in the US, leading to increasing pressure on Pope Benedict XVI to issue a public apology.

In Arizona Benedict, then Cardinal Joseph Ratzinger, is accused of siding with priests rather than those they are accused of abusing.

Al Jazeera's John Terrett reports from the US state on a scandal that has gripped North America.