0:00 8 Major theories concerning what happened to the ending of Mark and WHY 

The Unintentional Endings (Lost Accidentally) 

1:30 The Ending was Accidently Lost/Damaged 

4:00 Persecution and Death Led to the Ending being Unfinished

The Intentional Endings (Deliberately Extracted) 

7:00 Early Gnosticism Ravaging the Church 

12:00 Response Inducer (Postmodern Philosophy) 

13:30 The Primacy of John vs. The Primacy of Peter 

14:30 Petrine Only Dispute 

17:30 The Sad Reality of this Textual Issue, but with HOPE 

Hard Evidences in Favor of the Longer Ending 

19:55 The Diatessaron of Tatian 150AD-170AD 

25:20 Irenaeus Against Heresies 180AD