I just got back from being away and was going to post the Roach article, and see you all beat me to it, so here's a tidbit re China from www.dailyfx.com:

"The talk is China is looking to pare down it's US Treasury holdings to around USD$180bn. Total Chinese foreign reserves totalled some USD$514.5bn at the end-September. With roughly 80% of China's foreign reserves denominated in USD, the numbers suggest a staggering sell-off..."