Keep an eye on this BBC list to see which Republicans have announced their bid for the US Presidency in 2012. The newest contender is Jon Huntsman, the former governor of Utah who has also served as Barack Obama's ambassador to China - this may well be a source of criticism amongst his fellow Republicans. Other interesting contenders include Newt Gingrich, Mitt Romney and Michele Bachmann. Yet to declare her interest though is Sarah Palin. We will see how things develop over the summer.