Marching Moms
This Sunday, Washington, D.C., will host the Million Mom March, a rally for stronger gun control. Mary Leigh Blek, the western regional organizer for the Million Mom March, and Janet Ball, a member of the Second Amendment Sisters, who plan a counter-march, discuss guns in America.

Winners and Losers
The politics surrounding the upcoming vote on normalizing trade relations with China.

Political Wrap
Syndicated columnist Mark Shields and Wall Street Journal columnist Paul Gigot discuss the China -WTO trade fight, as well as the campaigns of New York Mayor Rudolph Giuliani and Gov. George W. Bush.

Teacher of the Year: Dr. Marilyn Whirry
The national Teacher of the Year award is given annually to recognize the achievement and talent in teaching. Dr. Whirry has taught English at Mira Costa High School in Manhattan Beach, Calif., since 1967.

Mother's Day
Poet laureate and NewsHour contributor Robert Pinsky has a poem for Mother's Day.

Firestorm
Governor Gary Johnson, Buddy Young, regional director of the Federal Emergency Management Agency, and Interior Secretary Bruce Babbitt discuss the fires raging in Los Alamos, New Mexico.

Margin Trading
The risks of playing the stock market on the margin.

Tug of War
Today the appeals court heard arguments questioning the INS's decision to dismiss Elian Gonzalez's asylum application. Jay Weaver, a reporter for the Miami Herald, Wendy Young, staff attorney for the Women's Commission for Refugee Women and Children, and Philip Schrag, director of Georgetown University's Asylum Law Clinic, discuss the case.

Essay:Capturing the Flag
A commentary on the Confederate flag by Clarence Page of the Chicago Tribune.

Microsoft Strikes Back
William Kovacic, an antitrust professor at the George Washington University Law School, talks about the plan that Microsoft has proposed to counter the government's breakup solution.

Silicon Valley Blues
Correspondent Spencer Michels takes a look at a not-so-familiar side of life in California's high-tech corridor.

Hitting The Jackpot
Alan Wolfe, the director of the Center for Religion and American Public Life at Boston College, and Tyler Cowen, a professor of economics at George Mason University and the author of In Praise of Commercial Culture, report on the growth of lottery mania.

High Technology's Dark Side
William Joy of Sun Microsystems recently wrote an article about the advance of technology for Wired magazine called "Why the Future Doesn't Need Us." He talks about the direction that the technology he helped design is heading.

Peacekeeping Perils
With United Nations troops under attack in Sierra Leone, the role of peacekeeper may also be coming under fire. John Bolton, assistant secretary of state during the Bush administration, Chris Fomunyoh, regional director for the National Democratic Institute's African programs, Alec Morrison, a former official at Canada's mission to the U.N., and Sir Brian Urquhart, former undersecretary general of the U.N., discuss the dangerous responsibility of peacekeeping in hostile lands.

The Meeting
John McCain and George W. Bush's meeting in Pittsburgh today was the first time the two have met since March. We examine the sticking points of their relationship and its implications for the Republican party.

Conversation: David Brooks
Newshour regular and senior editor of The Weekly Standard, David Brooks will discuss his book, Bobos in Paradise: The New Upper Class and How They Got There.

Downscale Marketing
Business Correspondent Paul Solman of W-G-B-H Boston looks at the big business of small budgets. The profits of Ames and downscale department stores.

Essay:Se Habla Espanol
Essayist Richard Rodriguez of the Pacific News Service considers the way America speaks Spanish.

The Crime Rate's Downward Spiral
Frank Zimring, a professor law and director of the Earl Warren Institute at the University of California at Berkeley; Katheryn Russell, a professor of criminology and criminal justice at the University of Maryland; and Jack Riley, director of the criminal justice research program at Rand; talk about what is behind the falling crime rate numbers.

The Church Divide
Correspondent Lee Hochberg of Oregon Public Broadcasting reports on the contentious issue of homosexuality and the church.

Power Struggle in Iran
Ali Banuazizi, a professor of modern Iranian history at Boston College; Elaine Sciolino, a reporter for the New York Times who has covered Iran over the past 20 years; and Daniel Pipes, the editor of the Middle East Quarterly and director of a nonprofit group Middle East Forum; give three perspectives on the current power struggle in Iran.

The Favorite Poem Project
U.S. Poet Laureate Robert Pinsky continues his Favorite Poem Project by celebrating baseball season with an ode to the national pastime, Ernest L. Thayer's "Casey at the Bat" read by Lee Samuel, a young fan from Atlanta.