At President Abraham Lincoln's funeral in 1865, the oak tree stood just a few feet from the event, shading the funeral choir.
A deal to double patrol agents and bolster fencing along the U.S.-Mexico border is drawing more supporters to an immigration reform bill likely to come up for a vote in the Senate next week. But will it survive the House?
And for a third year in a row, lawmakers there couldn’t agree on a farm bill that expands some subsidies for farmers but cuts food aid to the needy.
Peter O’Dowd follows the route of Abraham Lincoln's funeral train 150 years ago, to look at modern-day race relations and Lincoln's legacy.