The Venetian Macao Resort Hotel in China is owned by Las Vegas Sands Corp., the U.S. gambling company controlled by billionaire Sheldon Adelson. (AP Photo/Kin Cheung, File)

More campaign cash flowed out of Clark County, Nev., than almost any other county in the 2012 elections. And it’s mostly thanks to one guy, casino magnate Sheldon Adelson. Check out this two-minute explainer from The Fix for more on how the Republican mega-donor spent his millions in the 2012 campaign.

Clark County, Nev., forked over more campaign cash than almost any other county in the 2012 elections. And it's mostly thanks to one man. (The Washington Post)