Red Line train leaves station without operator

A Red Line train was spotted at the MBTA?s Cabot Yard facility in South Boston.

Joanne Rathe/Globe Staff

?This train was tampered with, and it was tampered with by someone who knows what he was doing,? Governor Baker said in a radio interview.

JOAN VENNOCHI

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/09/BostonGlobe.com/EditorialOpinion/Images/Joan_Vennochi_150px-1553.jpg Jeb Bush?s falling star

Behind the smile, the Republican candidate can barely contain his disdain for being trumped by Trump.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/10/BostonGlobe.com/Arts/Images/75a6dfe6caf542f2bc2924f06e286088-859cb61ec9a24634a5f7a75e85f0b58f-0.jpg ?Serial? podcast is back, with a focus on Bowe Bergdahl

The new season of the popular podcast returned Thursday morning.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/10/BostonGlobe.com/Metro/Images/damon150-9624.jpg Matt Damon to return to Cambridge for MIT commencement speech

The Cambridge native played a gifted janitor who worked at MIT in the Oscar-winning film ?Good Will Hunting.?

Michael Keaton as Walter 'Robby' Robinson, Liev Schreiber as Marty Baron, Mark Ruffalo as Michael Rezendes, Rachel McAdams as Sacha Pfieffer, John Slattery as Ben Bradlee Jr., and Brian dÕArcy James as Matt Carroll in the film ?Spotlight,? directed by Tom McCarthy.

Kerry Hayes / Open Road Films

2016 Golden Globes

?Spotlight? nabs 3 Golden Globe nominations

The tea leaves had some good things to say about the Boston-based film, which won nods for best screenplay, best director, and best drama.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/09/BostonGlobe.com/Sports/Images/Betts.Mookie_2015PBAWorldSeriesofBowlingposed(7)A-9360-kgPC--90x90@BostonGlobe.com.jpg For Mookie Betts, pro bowling event is right up his alley

The Red Sox center fielder has been in Las Vegas rolling with the best in the World Series of Bowling.

NICK CAFARDO | ON BASEBALL

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/10/BostonGlobe.com/Sports/Images/davis_hanley1_spts-9356.jpg Holes in Red Sox infield may need patching

The Red Sox will enter 2016 with what could be one of the worst defensive infields in baseball.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/10/BostonGlobe.com/Sports/Images/2015-12-10T011639Z_1177279642_NOCID_RTRMADP_3_NBA-CHICAGO-BULLS-AT-BOSTON-CELTICS.jpg Evan Turner highlights Celtics? win with 360-degree dunk

The Celtics? guard provided one for the highlight reel in Wednesday?s game vs. the Bulls.

The Board Game

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/10/BostonGlobe.com/Metro/Images/miller-big-9621.jpg Debate swirls on multiple directorships

Critics say sitting on too many boards can make it difficult for directors to prepare for meetings and challenge senior management.

Yvonne Abraham

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/10/BostonGlobe.com/Metro/Images/abrahamy-9705.jpg Acts of fear, compassion on Cape Cod

The broken souls gripped by addiction seem all the more so on Cape Cod, the lovely surroundings throwing their misery into stark relief.

Stat

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/10/BostonGlobe.com/HealthScience/Images/nobel150-277.jpg William Campbell?s love of worms won him a Nobel Prize

A lifelong curiosity about parasitic worms earned the North Andover resident the Nobel Prize in physiology or medicine.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/09/BostonGlobe.com/Metro/Images/0420ceaddd5c4928b3ddf36bea8f9f21-4a77bd99d90544b19dbe3e84039e0e40-0-9688.jpg New waterfront park to pay tribute to Martin Richard

A park adjacent to Boston Children?s Museum will honor the youngest victim of the Marathon bombings.

Several Green Line extension firms lose T contracts

Train tracks were seen in Somerville along the proposed MBTA Green Line expansion area last year.

Aram Boghosian for The Boston Globe

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

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/10/BostonGlobe.com/National/Images/obama1502-2034.jpg Obama signs education law to replace No Child Left Behind

The bipartisan bill changes the way teachers are evaluated and how the poorest performing schools are pushed to improve.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/10/17/BostonGlobe.com/Business/Images/51f842ba64284e4c98e5fa7b14931ca3-cb794441cf854391b3e1c075d2092208-0.jpg Boston makes GE?s short list for new headquarters

General Electric?s new global headquarters could bring hundreds of high-paying jobs and give a civic boost to the city.

Workers cleaned the closed Chipotle Restaurant in Cleveland Circle this week.

Suzanne Kreiter/Globe Staff

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.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/08/11/BostonGlobe.com/Regional/Images/WoodwardSchool_3.jpg Quincy asks for relief on interest it must pay school

A recent $2.3 million judgment stems from the city?s mismanagement of a trust fund that benefits the private girls school.

CarMax CEO Tom Folliard, shown at the original CarMax outlet in Richmond, could soon be nearly as familiar to Bay Staters as are the well-known car dealers Herb Chambers and Ernie Boch Jr.

Joe Mahoney for The Boston Globe

CarMax expanding in Mass., heating up competition

The largest US used-car retailer is opening stores in Norwood and Danvers, part of a regional expansion.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/10/BostonGlobe.com/National/Images/89bd7479c1e6445485082f856d99a640-89bd7479c1e6445485082f856d99a640-0.jpg Donald Trump scraps planned trip to Israel

The Republican front-runner tweeted that he will reschedule ?at a later date after I become President of the U.S.?

A 57-foot-long multipart wall piece by Kara Walker that Lee?s gift includes.

Philanthropist Barbara Lee bestows $42m gift on ICA

Boston?s Institute of Contemporary Art has announced a gift to the museum of 20 works by leading women artists.

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.