Nurses held a rally outside VA headquarters last week, pleading for the department to address severe understaffing at medical centers.
VA Secretary Denis McDonough acknowledged serious mistakes in how executive bonuses were awarded last year but does not think firings are warranted.
VA's top leader is expected to face harsh questioning about mistakes made in awarding nearly $11 million in senior executive bonuses last year.
More than four in five veterans surveyed said they trust the department's programs and outreach efforts.
