By Michael Warren Davis and Damian Thompson, Catholic Herald - Leading US bishops and senior figures in the Vatican are – quite disgracefully – playing politics with sex abuse. That is the first thing American Catholics need to understand about the chaos currently reigning in their Church. Indeed, it is something that Catholics all over the world need to know, because a crisis like this is likely to engulf their national churches in the near future. That is why the Catholic Herald is running this analysis in both its new US edition and the 130-year-old British magazine.