One key sentence in The New Yorker
article is: "The more Trump is mired in scandal, the more likely Pence’s elevation to the Oval Office becomes, unless he ends up legally entangled as well."
It may be that Pence is "legally entangled" which in his case may mean "obstruction of justice" because he has hired a lawyer "to help handle inquiries relating to federal investigation into possible ties between the Trump campaign and Russia."http://thehill.com/homene...sia-probes
Here's what 7 legal experts had to say when asked about obstruction of justice. https://www.vox.com/polic...on-justice
And, here's a timeline by Bill Moyers about Pence and Russia.http://billmoyers.com/sto...-timeline/
So, stay tuned. More will be revealed.