Operator focus of Red Line incident probe

The investigation into a Red Line train?s departure without an operator is primarily focused on human error, an official said.

The Red Line train that traveled several stops without an operator was spotted at the MBTA?s Cabot Yard facility in South Boston on Thursday.

?We didn?t know what was going on,? rider says

Karrie Mohammed recounted her fears after the Red Line train she was in ran operatorless for several stops on Thursday.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/10/BostonGlobe.com/BCOM/Images/11redlinepic04%20-%20Copy-6424.jpg Red Line riders shocked, dismayed by runaway train story

Some said it added to their already-existing discontent with the public transit system.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/01/BostonGlobe.com/Metro/Images/glx-4983.jpg Several Green Line extension firms lose T contracts

The MBTA said it has notified several firms working on the project that it is ending their contracts.

Timeline

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/10/BostonGlobe.com/Metro/Images/red-tweet-9634.jpg The MBTA?s week of troubles

This week has featured a death, an injury, a runaway train, various delays, and continuing debate over an extension project.

Swampscott principal not suspected of impropriety toward students

High School Principal Edward Rozmiarek, who is on leave, is also not being investigated for financial issues.

Connecticut Governor Dannel Malloy.

Connecticut to ban gun sales to those on no-fly list

Governor Dannel Malloy said banning gun sales to those who are not allowed to fly is ??basic common sense.??

Philip Chism (right) sat with his attorney John Osler during trial.

Paul Bilodeau/The Eagle Tribune via AP, Pool

Closing arguments in Chism murder trial postponed until Monday

The delay comes after one of Chism?s public defenders fell ill, authorities said.

David L. Flynn, former ?dean? of the Mass. House, dies at 82

Flynn, a Bridgewater Democrat, was a vociferous supporter of Raynham Park racetrack, one of his district?s largest employers.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/09/BostonGlobe.com/BCOM/Images/kreiter_chipotle2_met-6397.jpg Chipotle founder apologizes for Brighton restaurant outbreak

?This was a very unfortunate incident and I am deeply sorry it happened,? Steve Ells said in an interview on NBC?s ?Today? show.

Aram Boghosian for The Boston Globe

Names

Saying goodbye to Pretty Things in Somerville

It was a night of celebration and mourning at the Independent in Union Square.

Opinion | Renée Graham

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/10/BostonGlobe.com/EditorialOpinion/Images/Graham-1554.jpg Donald Trump?s dangerous rhetoric

His front-page bigotry is soiling this nation.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/11/30/BostonGlobe.com/Business/Images/2015-11-30_121315sticker_5517A.jpg Boston-area housing prices shock newcomers

Renters and buyers get much less for their money here than elsewhere in the country.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/09/BostonGlobe.com/Metro/Images/ryannuguns2_met.jpg Councilors pan use of semiautomatic rifles at Northeastern

Two Boston councilors called the move misguided and said the weapons are the ?last thing? the university needs.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/10/BostonGlobe.com/Metro/Images/doc150-9642.jpg Baker to use HBO opioid documentary to lobby for legislation

The film tracks eight young Cape adults as they grapple with pills and heroin addiction, some of them to their deaths.

BetaBoston

HubSpot, Bain top Glassdoor?s ?Best Places to Work? list

The annual survey is based on anonymous company reviews from current and former employees.

Evan Horowitz | Quick Study

Mass. economy now stronger than before

Few states have recovered from the Great Recession as strongly as Massachusetts.

Rob Gronkowski back in action at Patriots practice

The tight end was back on the field for the first time since injuring his right knee Nov. 29 versus the Broncos.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/10/BostonGlobe.com/Sports/Images/500195988-9279.jpg Texans? J.J. Watt breaks hand, but will play vs. Patriots

The defensive lineman suffered the injury in practice on Wednesday, and missed the team?s Thursday workouts.

Alex Speier

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/08/01/BostonGlobe.com/Sports/Images/chin073115SoxRays_spt14.jpg A number of questions facing the Red Sox? offense

The shape of the Red Sox roster appears largely settled, but that doesn?t mean that it?s without questions

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/10/BostonGlobe.com/Business/Images/globe-big.jpg Boston Globe moving headquarters to downtown

The company?s operations will move to the second and third floors of Exchange Place at 53 State Street.

television Review

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/04/BostonGlobe.com/Arts/Images/TRANSPARENT_201_01092.jpg ?Transparent? makes triumphant return

Amazon?s Emmy- and Golden Globe-winning series ?Transparent? returns with a dazzling and fascinating season two.

Ground Game

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/08/BostonGlobe.com/National/Images/trump150-2064.jpg Three scenarios for Trump and the GOP

What happens after Donald Trump, particularly for the Republican Party?

Globe Santa

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/11/25/BostonGlobe.com/Special/Images/santa_logo[1]-U80342642589InF--90x90@BostonGlobe.com.jpg Donate to Globe Santa

Globe Santa delivers holiday gifts to local children in need.

Globe investigations

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/11/18/BostonGlobe.com/Metro/Images/spotlight150x150-165.jpg Globe investigations and Spotlight reports

A look at high-impact investigations from The Boston Globe, including the Pulitzer Prize-winning report on abuse in the Catholic Church.

The story behind 'Spotlight'

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/11/18/BostonGlobe.com/Metro/Images/spotlight-9497.jpg Boston Globe coverage and the movie ?Spotlight?

?Spotlight? is based on the stories and the reporters behind the investigation of sexual abuse in the Catholic Church.

The Big Picture

The best Boston Globe photos of 2015

Staff photographers share the stories behind the year?s most powerful pictures.