Gold prices posted their biggest one-day gain in a year on July 22nd, amid expectations for increased bullion demand in China and a weaker U.S. dollar. Hopes for continued Fed stimulus further supported gold prices.

Reference: http://www.meritgold.com/merit-gold-news-network-detail/merit-gold-news-network-july-22-2013 | http://www.youtube.com/watch?v=aENI2qW7iiQ