ROBERT SIEGEL, HOST:
This is ALL THINGS CONSIDERED from NPR News. I'm Robert Siegel. President Obama was in Chicago today, promoting what he calls ladders of opportunity to the middle class. It's the latest stop of his post-State of the Union tour, fleshing out the proposals from Tuesday night's speech. At a high school near his southside Chicago home, the president said reducing urban gun violence is essential to economic development.