Why Is the Expression 'Throw Someone Under the Bus'?

To throw someone under the bus is to criticize, blame, or punish them, especially in order to avoid blame or gain an advantage. People so thrown are typically in a vulnerable position. The phrase

The President Threw Us Under the Bus”: Embedding With Pentagon Leadership in Trump's Chaotic Last Week

Throw Someone Under The Bus': Phrase Meaning & History✔️

What is the origin of the phrase 'throw someone under the bus'? - Quora

What Does Throw Someone Under the Bus Mean? - Writing Explained

Rudy Giuliani Might Get Thrown Under The Bus By Trump

What is the meaning of Throw someone to the bus가 무슨 뜻인가요? I don't want to throw them on the buss?bus?? - Question about English (US)

Throw Someone Under the Bus - EVIL ENGLISH

How to Prevent Motion Sickness in Bus

When you throw your friend under the bus for the lulz. : r/YUROP

Watch The Busing Battleground, American Experience, Official Site