For some GOP challengers, victory is just barely within reach. In late July, my discussions with Republican strategists and conservatives who were closely watching the 2010 House races yielded a list of “The Underfunded 20”: GOP challengers who had favorable conditions such as a conservative-leaning district, or strong issues to run on, but who needed enough cash to ensure their chances of victory weren’t swept away by a deluge of negative ads. Mid-September is a good time to revisit that list, salute a few candidates for improving their standing, remind folks of the ones who still need help, and spotlight...