Q&A: Former Treasury official Collyns on China's currency
![Q&A: Former Treasury official Collyns on China's currency](http://bloximages.chicago2.vip.townnews.com/lacrossetribune.com/content/tncms/assets/v3/editorial/f/81/f81d6108-d7d5-5072-a214-cc0dd8cb40cb/57b9cd9f44b94.image.jpg?resize=300%2C258)
WASHINGTON (AP) — A year ago, the People's Bank of China jolted financial markets by devaluing the Chinese currency. Investors were rattled again when China's yuan — also called the renminbi, or RMB — dropped last fall. They worried that…