Why Venezuela's opposition has urged voters to boycott upcoming regional elections
Venezuela's opposition has urged voters to boycott up and coming regional elections - but this tactic has deeply divided the party - including one of Venezuela's most storied political families.
Obama Criticizes Congress After Background Check Bill Fails
Melissa Block talks to Ari Shapiro about President Obama's remarks after the Senate rejected a proposal to expand background checks before gun purchases.
Chuck Close Reflects On Learning School Lessons Through Art
One of the superstar artists connected with the Turnaround Arts Initiative is painter Chuck Close. He says that when he was growing up, he had some teachers who had enough flexibility to allow him to paint a mural about Lewis and Clark, even though he would not do well on a test about it.
15-Block Area Secured As Crime Scene After Boston Attack
Multiple people were injured by an explosion near the finish line of the Boston Marathon today. Melissa Block talks to Tovia Smith for more.
At Least Three People Killed In Boston Attack
Robert Siegel and Melissa Block have the latest on the explosions at the Boston Marathon.
Investigators Cautious About Providing Details In Boston Attack
Investigators continue to gather evidence related to twin blasts at the Boston Marathon. Robert Siegel talks to Dina Temple-Raston for more.