‘Fox & Friends Weekend’ co-hosts discuss former White House Press Secretary Jen Psaki’s recent comments on ex-President Joe Biden’s mental acuity. #foxnews #news #politics #biden #usa Subscribe to Fox News! https://bit.ly/2vBUvAS Watch more Fox News Video: http://video.foxnews.com Watch Fox News Channel Live: http://www.foxnewsgo.com/ FOX News Channel (FNC) is a 24-hour all-encompassing news service delivering breaking news as well as political and business news. The number one network in cable,