US presidential hopeful Mitt Romney has set a new fund-raising record within the Republican party. He raised more than $100 million in June alone.<br /><br />Four years ago, Barack Obama raised more money than any other candidate in US history, but this time he's being massively outspent, thanks in large part to a 2010 Supreme Court decision which allowed corporations to make unlimited political contributions.<br /><br />Al Jazeera's Alan Fisher reports.
