The only Democratic candidate whom a majority of poll respondents viewed as very or somewhat religious is former Vice President Joe Biden, who appeared at public events on Ash Wednesday with ashes on his forehead.

Bernie Sanders may yet unify the Democrats, writes Robert David Sullivan, but there are still questions about what to do if most primary voters oppose him.

Sanders is the weak Democratic frontrunner after Iowa and New Hampshire, writes Robert David Sullivan, and his divide-and-conquer strategy may not work forever.

The document will delight some and disappoint others.

We still do not have the official results from the Iowa caucuses, writes Robert David Sullivan, but we have lessons to learn from the fiasco.

The Department of Homeland Security chose not to redesignate Somalia as a T.P.S.-eligible state, a move sought by advocates. Jill Marie Bussey, advocacy director for Clinic, the Catholic Legal Immigration Network, called that decision “senseless and cruel.”