WORLD
By DAVID D. KIRKPATRICK and MAYY EL SHEIKH
The government appeared to have lost control of Port Said, a major city, after a court sentenced 21 soccer fans to death and their supporters poured into the streets.
By LYDIA POLGREEN and SCOTT SAYARE
French forces took control of the Islamic rebel stronghold of Gao, winning the biggest prize yet in the battle to retake the northern half of Mali.
By SIMON ROMERO and TAYLOR BARNES
Rio de Janeiro, which will host the 2014 World Cup and the 2016 Summer Olympics, faces criticism for not doing enough to curb the deadly problem.
U.S.
By ELISABETH BUMILLER and JAMES DAO
For three officers, the ban on women in combat was not so much a glass ceiling as a seemingly bulletproof one that limited their career options within the military.
By DAN FROSCH
A chronic shortage of licensed Indian foster families in many states complicates the ability to allow Indian children to remain connected with their heritage at a turbulent time.
By JESS BIDGOOD
The New Hampshire Association of Chiefs of Police defends its decision to raffle off 31 guns in May in the wake of the Connecticut elementary school shootings.
POLITICS
By JEFF ZELENY
The announcement that Senator Harkin, 73, will retire sets the stage for one of the most competitive Senate races next year as Republicans seek to win control from Democrats.
By JACKIE CALMES
The departure of David Plouffe draws attention to a White House office that at once has been crucial to Mr. Obama's presidency yet was nearly eliminated after his re-election.
By MARK LEIBOVICH
As the one major Washington figure who consistently evokes a sense of thrill in what he is doing, Vice President Joseph R. Biden Jr. has achieved a sort of cult status.
BUSINESS
By NANCY F. KOEHN
The deliberations over the Emancipation Proclamation built the leadership backbone of Abraham Lincoln, and offer huge lessons for modern executives.
FAIR GAME
By GRETCHEN MORGENSON
Mary Jo White, the new head of the Securities and Exchange Commission, has a chance to scuttle the practice of letting companies settle cases without admitting fault.
ECONOMIC VIEW
By ROBERT J. SHILLER
Despite noises about a turning point in the housing market, the data doesn't suggest any particular path for future prices.
TECHNOLOGY
DIGITAL DOMAIN
By RANDALL STROSS
Republic Wireless keeps its cellphone service prices low via an interesting hybrid: it uses Wi-Fi when customers are in a Wi-Fi area and a 3G network when they are not.
UNBOXED
By STEVE LOHR
Big Data is pushing into the humanities, as evidenced by new, illuminating computer analyses of literary history.
WORKSTATION
By PHYLLIS KORKKI
Some employers aren't posting jobs these days, choosing instead to search online for the right candidate. So job seekers may need to ask themselves "How searchable am I?"
SPORTS
By SAM BORDEN
The Mannings, the first family of New Orleans quarterbacks, have called the city home since Archie, father of Peyton and Eli, was drafted by the Saints in 1971.
ON BASKETBALL
By HOWARD BECK
Despite Brook Lopez's fine season and Dwight Howard's horrid one, an exchange of centers by the Nets and the woeful Lakers may still happen.
76ERS 97, KNICKS 80
By TIM ROHAN
Even with their full complement of talented, confident and expensive pieces at their disposal, the Knicks were unable to slow down the 76ers and Jrue Holiday, who scored 35 points.
ARTS
By ALASTAIR MACAULAY
Trisha Brown, a leading choreographer for more than 50 years, will present her last two dances at the Brooklyn Academy of Music this week.
By JON CARAMANICA
ASAP Yams is the behind-the-scenes - or not so behind-the-scenes - presence in the career of the expansive hip-hop artist ASAP Rocky.
By CHARLES ISHERWOOD
Michael Mayer's new production of "Rigoletto," set in 1960s Las Vegas, will continue the Metropolitan Opera's attempts to wake up its opera revivals.
NEW YORK / REGION
By MICHAEL BARBARO
Michael R. Bloomberg, who credits Johns Hopkins University for turning him into a leader, is adding a $350 million gift to four decades of generosity to the school.
By ALAN FEUER
The prepper movement, which teaches its members how survive the breakdown of civilization, is gaining followers in New York, including the author.
By ABIGAIL MEISEL
More people are riding their bikes into Manhattan, and even the freezing temperatures do not dissuade a few brave souls.
MAGAZINE
By EMILY BAZELON
Victims of child pornography can now collect damages directly from those convicted of possessing their images. But how much can restitution help them repair their lives?
By BILL DONAHUE
The race to the top of very tall buildings.
By BILL KELLER
The man who was once Nelson Mandela's chosen successor returns to government, this time as a business tycoon.
EDITORIALS
EDITORIAL | THE GUN CHALLENGE
After a 17-year freeze imposed by the gun lobby, government research on the causes and prevention of gun violence must resume.
EDITORIAL
The British prime minister is ambivalent about his country's future in the European Union, but he can't pretend to have it both ways.
EDITORIAL
Research on the deadly bird flu virus is to resume, but have all earlier concerns been adequately addressed?
OP-ED
OP-ED COLUMNIST
By NICHOLAS D. KRISTOF
Sheryl Sandberg, the No. 2 executive at Facebook, offers a provocative take on why women are so underrepresented in leadership positions.
OP-ED COLUMNIST
By THOMAS L. FRIEDMAN
Nothing has more potential to let us reimagine higher education than massive open online course, or MOOC, platforms.
OP-ED COLUMNIST
By ROSS DOUTHAT
How the pro-life movement has learned to love equal opportunity.
SUNDAY REVIEW
NEWS ANALYSIS
By ELISABETH ROSENTHAL
With President Obama declaring climate change a part of his second-term agenda, all eyes are on the United States on the matter of airlines' carbon emissions.
NEWS ANALYSIS
By CHARLIE SAVAGE
Can military tribunals charge people with idiosyncratic offenses that are not war crimes under international law?
ON THIS DAY
On Jan. 27, 1967, Astronauts Virgil I. ''Gus'' Grissom, Edward H. White and Roger B. Chaffee died in a flash fire during a test aboard their Apollo I spacecraft at Cape Kennedy, Fla.
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