HHS Sec. Robert F. Kennedy Jr. testifies before Congress for the first time since his confirmation hearings in late January. https://abcnews.go.com/Health/rfk-jr-testify-house-senate-committees-amid-layoffs/story?id=121771047 ––– Subscribe to ABC News on YouTube: https://abcnews.visitlink.me/59aJ1G Watch 24/7 coverage of breaking news and live events on ABC News Live: https://www.youtube.com/watch?v=gN0PZCe-kwQ&ab_channel=ABCNews Watch full episodes of World News Tonight with David Muir here: