The Justice Department and 41 Native American tribes recently announced a roughly $1 billion settlement. The agreement settles long-standing disputes over whether the federal government mismanaged tribal money and resources. Host Michel Martin speaks with Rob Capriccioso of Indian Country Today Media Network.

Charles and David Koch filed two lawsuits against the libertarian think tank that one of them helped found. The brothers say they want Cato to stay true to its 'principles.' But many in Cato say the move will put the brothers in charge and threatens Cato's independence. Cato's Michael Cannon speaks with host Michel Martin.

Monday is Emancipation Day in Washington, D.C. In 1862, more than 3,000 slaves in the nation's capital were freed. Host Michel Martin speaks with Washington, D.C. Mayor Vincent Gray about Emancipation Day, and why he says Washington still suffers from a type of slavery.

As Loudon Wainwright III says in his song "In C," he likes to sing about "my favorite protagonist — me."

Sadakat Kadri is an English barrister, a Muslim by birth and a historian. His first book, The Trial, was an extensive survey of the Western criminal judicial system, detailing more than 4,000 years of courtroom antics.

The big story at today's Boston Marathon is the weather — in particular the bright, sunny skies and temperatures in the 80s that have race officials worried about how well some of the 27,000 registered runners will cope with the heat for 26.2 miles.

As the Boston Globe says, the medical tents are likely going to be quite busy today. And the Globe says that:

A federal prosecutor who led the elite public integrity unit when the case against the late Alaska Sen. Ted Stevens collapsed has told associates he will leave the Justice Department.

In Burlington, Vt., hundreds of people showed up to try to break the record for world's largest cowbell ensemble. The jam band Phish organized the event to raise money for flood relief in Vermont.

The National Rifle Association's annual convention featured a display of shooting targets featuring zombies. Firing ranges across the country are offering zombie-themed shooting events. Sales of zombie targets are booming.

It's in a ritzy section of town, so the company is hoping to appeal to high end customers with a retro farmhouse style decor. This includes Ottomans covered in vinyl cowhide fabric and the front of a 1960s van mounted on the wall.