This is TALK OF THE NATION. I'm Celeste Headlee, filling in for Neal Conan from Washington. These days Facebook and Twitter are almost ubiquitous, and online our friends and family members are just as likely to talk about their jobs as their children and spouses.
This is TALK OF THE NATION. I'm Celeste Headlee, in Washington. Neal Conan is away. At the urging of local groups, President Obama went home to Chicago last week to talk about urban violence in a city that recorded more than 40 murders just last month, among them the high-profile killing of Hadiya Pendleton.