Juanly Pena admitted today that he accidentally shot his 9-year-old brother, Janmarcos, to death in February.

Mattapan teen admits to shooting of brother

Prosecutors believe the shooting by Juanly Pena, which prompted a gun buyback effort, was an accident.

Michael Sullivan, who is running against Marian Ryan for Middlesex district attorney, met wtih voters in Harvard Yard, where he attended a luncheon.

In Middlesex DA bid, Michael Sullivan relies on family

Sullivan comes from a long line of politicians and is the latest leader from a family that has held county office since 1936.

City Council OKs measure limiting immigration holds

Supporters said the ordinance would improve relations between local authorities and immigrants wary of reporting crimes.

Galvin to launch inquiry into lobbyist

Secretary of State William Galvin criticized Attorney General Martha Coakley’s handling of a case involving a prominent lobbyist.

In a courtroom sketch, Dias Kadyrbayev (center) testified in federal court.

Tsarnaev friend to plead guilty in obstruction case

A lawyer for Dias Kadyrbayev said the details of the guilty plea will be made clear Thursday afternoon.

Colleges in Boston required to release off-campus addresses

The move is intended to fight chronic overcrowding and protect the health and safety of thousands of students.

James Foley’s parents hope his values endure

James Foley's parents John and Diane Foley, and his brother, Michael, spoke to reporters outside the family’s home in Rochester, N.H.

“I pray that . . . he not have died in vain,” his mother, Diane, said.

Yvonne Abraham

School lessons, for life

Dorchester’s Codman Academy has never been just about getting kids through high school and sending them off to college.

Martha Coakley, Democratic candidate for governor.

At health care forum, Coakley defends Partners deal

The attorney general defended her decision to allow Partners HealthCare to acquire South Shore Hospital and Hallmark Healthcare.

Dr. Barbara Ferrer, executive director of the Boston Public Health Commission

Boston health authorities unveil Ebola strategy

It’s extremely unlikely Ebola will show up in Boston, but officials say they’re ready if the disease appears.

Brookline residents urge state to strip medical marijuana company’s license

More than 100 residents said director Kevin Fisher “violated the public trust” for wrongly claiming he had a college degree.

Arrest made in Lowell double slaying

Police have arrested the man they believe fatally shot two sons of a retired Lowell police sergeant.

Capital

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//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/08/14/BostonGlobe.com/Metro/Images/deblasio.jpg Two new mayors, two different paths

Mayors Bill De Blasio in New York and Marty Walsh in Boston both campaigned on a message of economic populism.

The Jobs of Summer

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This seasonal Globe feature highlights the quintessential warm-weather jobs of New England.

Kevin Cullen

Cullen is a columnist for the Metro section who previously wrote for the Foreign desk and Spotlight team. His column appears Tuesdays and Sundays.

Thomas Farragher

Farragher is a Globe columnist and associate editor. He spent eight years as editor of the Spotlight Team. His columns appear Wednesdays and Saturdays.

Adrian Walker

Walker has been a columnist for the Metro section since 1998. His column appears Mondays and Fridays.

Boston homicide map

Interactive graphic

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/01/21/BostonGlobe.com/Metro/Images/boston90.jpg Boston homicides in 2014

Information about victims of homicides in Boston in 2014.

MCAS results

Sortable Data

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2013/10/01/BostonGlobe.com/Metro/Images/school2-12863.jpg 2013 MCAS rankings by district

Results for each of the state’s districts in English, math, and science, sorted by grade.

Arrest of Aaron Hernandez

Coverage

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Former Patriots tight end Aaron Hernandez is charged with the murder of Dorchester man Odin Lloyd, whose body was found near Hernandez’s home.

JFK: 50 Years Later

Special section

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A five-part series examining the profound impact of former President John F. Kennedy’s assassination.

The Boston Marathon bombings

Special section

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Coverage of deadly blasts that shook the city, and the ensuing manhunt resulting in the death of an MIT police officer, the death of one suspect, and the capture of another.

Casino gambling in Mass.

Coverage

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Globe coverage of the state’s implementation of resort gambling following the 2011 law legalizing casinos.

Globe Investigations

Special section

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2013/10/01/BostonGlobe.com/Special/Images/magnifying_glass1500618-081--90x90.jpg Recent investigative reports

Read recent stories and ongoing investigations from the Globe’s journalists.