![Washington Week (video) | PBS show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/030/292/small/washington-week-video-podcast-pbs.jpg)
Summary: In the Webcast Extra, NBC’s Pete Williams shares his experience covering the Boston Marathon bombing. Also, President Obama may have a “red line” for intervention in Syria, but he the line is fluid. And in Mexico, President Obama pushes for immigration reform.