Former U.S. President Bill Clinton said Latinos can be a unifying force in the national immigration debate, but they need to acknowledge concerns about national security, the rule of law and the fear of lowered wages. Clinton spoke Saturday at a "Cafe con Clinton" breakfast meeting at the start of the National Council of La Raza's annual conference at the Los Angeles Convention Center. The largest national Latino civil rights and advocacy organization in the United States, the council is hosting a four-day event expected to draw at least 20,000 people. Clinton said the immigration debate in Washington, D.C., is...