With Democrats now in the majority in the House, five committee chairs will wield considerable power to investigate the president

The midterm elections brought an end to a period of one-party rule in Washington. In January, Donald Trump will face a newly empowered House Democratic majority eager to take him on.

The incoming Democratic committee chairs have vowed rigorous oversight of Trump and his administration. Armed with committee gavels, they will now have the power and resources to pursue investigations, issue subpoenas and compel testimony.