The American media have been obsessed with this week’s Congressional elections, but the foreign media have been just as interested. We caught up with Mark Little and Ken O’Shea of Irish TV’s “Primetime,” a show that’s a bit like our “Nightline” — to see what interests them about the American elections, and what has surprised them about their reporting. Plus, a look at the effect of American portion sizes on Irish waistlines.

Music is “Tom Brokaw,” by The French Broads.