Some immigrants living in the shadows have gone to Washington, D.C. to lobby directly for immigration reform. We meet a janitor who made the trek to D.C. along with other members of his union. He's originally from Mexico and now lives in Pittsburgh.
Today's answer is Grosvenor Square in Westminster, London. That's where the US Embassy in London is located, but not for long. It's up for sale. Anchor Lisa Mullins finds out more from historian Thomas Naftali.
Pedestrians in Mexico City don't get a lot of respect from drivers. Now they have a champion: Peatonito. He's a mask-wearing self-appointed "protector of pedestrians." Anchor Marco Werman speaks with Nicholas Casey who met up the pedestrian avenger.
For more than two weeks, demonstrations by teachers have caused traffic chaos across Mexico. They're protesting a new law requiring performance evaluations for teachers. Supporters see the law as an attempt to break the power of labor unions.