Lindsey Graham has launched probes into Joe and Hunter Biden and the Ukrainian gas company Burisma, as a video has re-emerged of Graham praising Joe Biden in the past. Joy Reid and her panel discuss. Plus: The Donald Trump public impeachment inquiry hearings delivered bombshell testimonies this week from 12 witnesses including Fiona Hill and Gordon Sondland. Rep. Adam Smith (D-WA) and Sen. Jeff Merkley (D-OR) join Joy Reid to discuss. Then: Witnesses at this week’s public Trump impeachment inquiry hearings sounded the alarm about the threat of Russian interference in the 2020 election. New data from the Foreign Policy Research Institute shows that Russia has already chosen its favorite and least favorite candidates. MSNBC analyst Clint Watts joins Joy Reid. And: Analyses of the latest debate among 2020 Democratic presidential candidates is coming under scrutiny as impressive moments from Sen. Kamala Harris and Sen. Corey Booker apparently went under-reported, top-polling candidate Sen. Elizabeth Warren was barely mentioned, and less popular candidates such as Sen. Amy Klobuchar received the greatest plaudits. Next: Billionaires such as 2020 Democratic presidential candidate Tom Steyer are increasingly on the defensive as populist candidates go on the attack. For example, the most popular item on the site for Sen. Elizabeth Warren’s campaign is a mug that says, ‘Billionaire Tears.’ Author Anand Giridharadas joins Joy Reid to discuss. Finally: The Trump public impeachment inquiry hearings provided another week of stunning testimony, but many Republicans continue to portray these bombshell witness accounts as inconsequential. Joy Reid and her panel of legal analysts discuss what might come next. All this and more in this Saturday edition of AM JOY on MSNBC.