Looking down from his rooftop lookout post to a homeless shelter on Skid Row in Los Angeles, LAPD senior lead officer Deon Joseph says: "See that guy in the wheelchair right there? Looks like he may be trying to stuff a crack pipe ... Yup, he just made a drug deal." Mandalit del Barco/NPR hide caption

itoggle caption Mandalit del Barco/NPR

A child is held above the crowd as people march by the U.S. Capitol during a rally in support of overhauling immigration laws on March 21. Jacquellyn Martin/AP hide caption

itoggle caption Jacquellyn Martin/AP

On The Move: When Supreme Court nominee Elena Kagan visited senators last week, she was joined by President Obama's assistant for legislative affairs, Phil Schiliro (left). On the same day, White House staffers delivered Kagan's responses to questions from the Senate Judiciary Committee. AP hide caption

itoggle caption AP