Here鈥檚 where some of our Fall 2012 stories appeared:
Campaigns, PACs spent more than $41M on ads:
Negative political ads - effective or not?: Jordan Wilsted and Gregory Ellison
Political ads 鈥� Who is spending? And how much?: Zach Cook
Online political ads: Katharina Buchholz
Campaigns rack up nearly $20 million in political ads: