Former Massachusetts Gov. Mitt Romney is leading Sarah Palin in the early fund-raising race among potential 2012 GOP presidential candidates, raking in a cool $1.6 million in the first six months of the year, new figures show. Romney, who raised more than any other Republican during his time in the 2008 primary, has continued his torrid pace, more than doubling the $733,000 raised by Palin since Jan. 1. Romney’s Free and Strong America political action committee raised a total of $1,610,019 since Jan. 1 while handing out $74,000 to federal and state GOP candidates nationwide. After expenses, the PAC was...