CBS News takes a look at the state of voting machines heading into Election Day. Two years ago, a presidential commission warned it was an "impending crisis"

Voting machine makers face questions from House lawmakers — but more remain

Use this online voting system and create polls fast - for free!

DEFCON Video Shows Voting Machine Used in 18 States Is Hacked in 2 Minute

U.S. District Court judge finds Georgia’s voting systems vulnerable to hacking, interference

Understanding How to Use Voting Machines

Digital voting for Nova Scotia by-election on radar of Elections Canada

Voting machines at the polls: What you should know and how they work