The super PAC run by conservative columnists Michael Reagan and Dick Morris is dropping last-minute money on series of ads against President Barack Obama, and the vast majority of the donors are unknown.

Super PAC for America had only $16,000 in the bank at the end of September. But it’s been infused with cash the second half of this month – and the sources of that bounty will be unknown to the public until December. That's because donations made after Oct. 17 don't have to be reported to the Federal Election Commission until after the election. 

Reagan ...