In a nutshell:

Trump demanded Zinke bully Murkowski over healthcare vote
Zinke, the loyal Trump soldier, does what he's told
Zinke gets Sullivan involved to exert pressure on Murkowski
Zinke threatens Murkowski
Murkowski smiles
Murkowski helps sink the devastating Trumpcare
Murkowski reschedules Zinke's Interior nominees
Zinke remembers that Murkowski oversees his department
Zinke publicly says "Hey we're all good"
Zinke privately says "Forgive me Lisa"
Lisa gives Zinke his first and last warning
Photo time