FILE - In this Sept. 22, 2015 file photo, Democratic presidential candidate Hillary Rodham Clinton speaks in Des Moines, Iowa. Hillary Rodham Clinton goes out of her way to praise her chief rival, Vermont independent Sen. Bernie Sanders, for his advocacy on the campaign trail. But she is beginning to point out their differences. But their differences is beginning to emerge ahead of next week's first Democratic presidential debate in Las Vegas, when they are both expected to face questions about what separates them. (AP Photo/Charlie Neibergall, File)
FILE - In this Sept. 22, 2015 file photo, Democratic presidential candidate Hillary Rodham Clinton speaks in Des Moines, Iowa. Hillary Rodham Clinton goes out of her way to praise her chief rival, Vermont independent Sen. Bernie Sanders, for his advocacy on the campaign trail. But she is beginning to point out their differences. But their differences is beginning to emerge ahead of next week's first Democratic presidential debate in Las Vegas, when they are both expected to face questions about what separates them. (AP Photo/Charlie Neibergall, File) Charlie Neibergall AP
FILE - In this Sept. 22, 2015 file photo, Democratic presidential candidate Hillary Rodham Clinton speaks in Des Moines, Iowa. Hillary Rodham Clinton goes out of her way to praise her chief rival, Vermont independent Sen. Bernie Sanders, for his advocacy on the campaign trail. But she is beginning to point out their differences. But their differences is beginning to emerge ahead of next week's first Democratic presidential debate in Las Vegas, when they are both expected to face questions about what separates them. (AP Photo/Charlie Neibergall, File) Charlie Neibergall AP

Democrats prepare for 1st debate

October 11, 2015 10:12 PM