In testimony to the Senate Finance Committee, Mr. Kennedy seemed to confuse the two government programs that cover more than 150 million Americans.

Kennedy struggled to identify and explain the fundamental aspects of Medicare, which provides coverage to older and disabled Americans.

Robert F. Kennedy Jr. struggled to answer questions from Sen. Bill Cassidy (R., La.,) about Medicare and Medicaid. When asked about how care for people who are eligible for both federal health programs could be integrated,

Robert F. Kennedy Jr. incorrectly said that Medicaid was fully funded by the federal government and that Medicare is a fee-for-service program during a hearing in front of the Senate Finance Committee on Wednesday.

Robert F. Kennedy Jr. testified before U.S. senators Wednesday and Thursday in a pair of contentious hearings about his nomination as Secretary of Health and Human Services in a move that has major implications for Texas.

While Mr. Kennedy, seeking the job of health secretary, has been vocal about vaccines and his desire to overhaul the nation’s diet, he has said very little about other issues.

Sen. Bill Cassidy, MD, (R, Louisiana) holds a key vote on Robert F. Kennedy Jr's HHS Secretary confirmation. When Cassidy asked for a strategy on Medicare and Medicaid, Kennedy could not provide one.

Robert F. Kennedy Jr. struggled Wednesday to answer questions about Medicare and Medicaid or to provide details about how he would work to drive down health care costs.

WASHINGTON (AP) — Robert F. Kennedy Jr.'s long record of doubting the safety of childhood vaccinations persisted as a flash point for him Thursday in a confirmation hearing where senators, including a key Republican, shared intensely personal details about the impact vaccine skepticism had on their lives.

The New Hampshire senator's son, who lives with severe cerebral palsy, inspired her viral moment in Thursday's hearing for President Trump's nominee for health secretary.

Kennedy appeared on Wednesday and Thursday in front of the Senate’s finance and health committees, giving independent Sen. Bernie Sanders and Sen. Peter Welch, a Democrat, a chance to weigh in.