In his speech at the National Prayer Breakfast this morning, President Obama took a shot at birthers. In calling for comity amid policy dispute and "disagree[ing] without being disagreeable," the president said that "hopefully you can question my policies without questioning my faith, or, for that matter, my citizenship."

The line was met with applause.

The birthers--those who believe Obama is not a U.S. citizen--have faded from national discussion, but the concept may get raised again before the 2010 elections, as the Democratic Senatorial Campaign Committee, in a strategy memo, suggested that Democratic Senate candidates force their opponents to go on the record on a host of issues that divide some conservatives from the mainstream--one of those issues being Obama's U.S. citizenship.

We want to hear what you think about this article. Submit a letter to the editor or write to letters@theatlantic.com.