US Election review

5 surprising lessons from Trump's astonishing win

Trump's defeat of Hillary Clinton turned on its head years of wisdom about how campaigns operate, how America's demographics are changing and how a controversial nominee can affect down-ballot candidates.

Here are the five biggest surprises of Tuesday night and early Wednesday morning:

 

1) Trump won

The polls were wrong. Projection models were wrong. Veterans of previous presidential campaigns were wrong.

Trump's victory is one of the most stunning upsets in American political history.