Ratcliffe, director of national intelligence for the final months of Trump’s first term, goes before the Senate Intelligence Committee. The former Texas congressman is in line to lead the nation's premier spy agency, responsible for foreign covert operations and collecting data on U.S. adversaries.

Selections for attorney general, secretary of homeland security, secretary of state and Treasury secretary are among those set to have hearings this week.

President-elect Donald Trump's nominees for top posts in his administration are gearing up for their Senate confirmation hearings, which kick off this week.