The candidates didn't shake hands after the debate either:
On terrorists coming into US:
Trump: Syrian refugees align with IS will be 'Trojan Horse'
Clinton: Man who killed dozens at Florida nightclub this year was born in Queens, New York
Moderator Chris Wallace ends the debate by urging everyone to vote.
Hillary Clinton walks forward and shakes hands with Wallace.
The two candidates do not shake hands.
Donald Trump then goes forward and shakes Wallace's hand.