The Senate has yet to reach a compromise on an immigration reform bill after a procedural vote failed Thursday. A congressional journalist discusses key sticking points in the debate.

The third conversation in a series on immigration in the United States features an interview with Chalmers Carr, a South Carolina peach farmer.

A massive overhaul of the nation's immigration policies continued to move through the Senate this week as conservatives pushed for harsher measures against illegal immigrants and President Bush urged the Congress to balance between tighter borders and a guest worker…