Steve Kornacki breaks down how the latest vote count gave Joe Biden an insurmountable lead in Pennsylvania, earning him the presidency.» Subscribe to MSNBC: http://on.msnbc.com/SubscribeTomsnbc

MSNBC delivers breaking news, in-depth analysis of politics headlines, as well as commentary and informed perspectives. Find video clips and segments from The Rachel Maddow Show, Morning Joe, Meet the Press Daily, The Beat with Ari Melber, Deadline: White House with Nicolle Wallace, Hardball, All In, Last Word, 11th Hour, and more.

Connect with MSNBC Online
Visit msnbc.com: http://on.msnbc.com/Readmsnbc
Subscribe to MSNBC Newsletter: http://http://MSNBC.com/NewslettersYouTube
Find MSNBC on Facebook: http://on.msnbc.com/Likemsnbc
Follow MSNBC on Twitter: http://on.msnbc.com/Followmsnbc
Follow MSNBC on Instagram: http://on.msnbc.com/Instamsnbc

Kornacki Explains How Joe Biden Won Pennsylvania | MSNBC