Put on the spot, a lot of Americans might hesitate over the difference between Medicaid and Medicare. People who aren’t affected by one of these programs, which together enroll about 150 million people in the U.

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,

Kennedy made inaccurate claims about Medicare and Medicaid during his confirmation hearing.