A Senate committee today abruptly canceled a session to consider President Obama's nomination of Rep. Hilda Solis to be labor secretary in the wake of a report saying that her husband yesterday paid about $6,400 to settle tax liens against his business -- liens that had been outstanding for as long as 16 years. The report, by USA Today, came just before the Senate's Health Education Labor and Pensions Committee was slated to meet to consider Solis's nomination, which had been delayed by questions over her role on the board of the pro-labor organization American Rights at Work. A source...