William Barr’s possible impact on the Department of Justice, and the behavior of GOP senators who have supported Donald Trump, are analyzed by Joy Reid’s panel, including former GOP Congressman David Jolly who asserts, ‘There is no post-Trump Republican party for a generation.’ And: William Barr’s independence from Donald Trump is questioned by legal experts. Do some federal prosecutors fear reprisals under Barr’s Department of Justice related to cases with political implications? Joy Reid and her panel discuss. Then: William Barr’s role in the Trump administration is discussed by former federal prosecutor Cynthia Alksne who tells Joy Reid that in her view, ‘Barr has destroyed his reputation.’ Plus: Stop-and-frisk and its impact on young men of color when Michael Bloomberg was the mayor of New York City is discussed by Bloomberg 2020 co-chair Rep. Bobby Rush who tells Joy Reid that the 2020 Democratic presidential candidate seeks ‘atonement,’ adding, ‘I believe he's the only one right now who can defeat Donald Trump and that has to be our number one priority.’ All this and more in this Saturday edition of AM JOY on MSNBC.