Fentanyl may be key driver of opioid deaths in Mass.

Mass. had the second-highest number of police seizures of the synthetic opioid last year, and officials are investigating its link to fatal overdoses.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/10/27/BostonGlobe.com/Metro/Images/5367608_300x300.jpeg N.H. boy collapses, dies while bringing cookies to a friend

A 9-year-old boy from Sandown, N.H. died on Friday night after he collapsed on a neighborhood sidewalk while walking with his father.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/10/27/BostonGlobe.com/Business/Images/King%20Street%20Properties%20115%20Hartwell%20Ave%20%20Exterior%201_102015.jpg Lexington developer launches new life sciences building

The $45.5 million, 91,000-square-foot project marks the developer?s bid to create a biotech hub in the suburbs.

Mass. couple arrested in string of East Coast bank robberies

The arrests ended what one investigator called a month-long crime spree driven by the pair?s heroin addiction.

Peggy Fogelman, the next director of the Isabella Stewart Gardner Museum.

Keith Bedford/Globe Staff

Gardner names Peggy Fogelman as its new director

Peggy Fogelman, a seasoned museum professional with New England roots, will be the new director of the Isabella Stewart Gardner Museum.

Baby dies after Monday?s crash in Oxford

An 8-month-old baby boy who was injured in the three-vehicle crash on Route 20 in Oxford Monday has died, State Police said.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/10/27/BostonGlobe.com/National/Images/04998478[1]-1622--90x90.jpg US to step up airstrikes, ground troops in ISIS fight

Defense Secretary Ash Carter?s testimony described a changing approach to the fight against the Islamic State.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/10/27/BostonGlobe.com/National/Images/493987186[1]-1633--90x90.jpg Annuities firms skirt rules with lavish rewards, Warren says

Senator Warren?s report found that the practice of using non-cash incentives has allowed companies to circumvent regulations.

Twitter sales forecast misses estimates

The company also reported a slowdown in user growth, adding to the challenges facing new CEO Jack Dorsey.

BOSTON, MA - 10/27/2015: JUST IN TIME FOR HALLOWEEN......Steve Davis, a brick layer who was working on the Blue Line came across these characters. As part of the Government Center project, workers are making repairs to the Blue Line platforms. Recently, workers made an interesting discovery in a small, hollow section of concrete that was poured more than sixty years ago. What you see in the photos was found rolled up in a ball. Despite these ghoulish garments, the work at Government Center Station remains on schedule, with the re-opening set for the spring. (David L Ryan/Globe Staff Photo) SECTION: METRO TOPIC stand alone photo

David L. Ryan/Globe Staff

T makes eerie discovery in Government Center station

Two ragged, star-spangled cloaks with masks attached were found underground at the Government Center Station during repairs.

Uber driver Mark Bisson keeps a tip cup is his vehicle?s console area.

Ever wonder whether to tip your Uber driver?

The company says no, but some drivers say they would appreciate the extra money.

Reporter?s notebook

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/10/27/BostonGlobe.com/Magazine/Images/1102allergyfollo1[1]-2097--90x90.jpg How we made gluten into a monster

A pioneering celiac doctor explains the misguided origins of ?the most popular diet that you can imagine.?

Thousands of people crammed into Sixth Street in Austin, Texas, during SXSW in 2014.

SXSW cancellation of gamer panels draws condemnation

Representative Katherine Clark is among those speaking out after the SXSW Interactive festival canceled panels related to gaming and online harassment.

Audio

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/10/27/BostonGlobe.com/Sports/Images/Parquet-Podcast-7923.jpg On The Parquet: Shooting the breeze about new Celtics season

Globe reporters Adam Himmelsbach and Gary Washburn chatted about all the key story lines in the first installment of our new feature.

DraftKings CEO Jason Robins used the stock market analogy to make the case that daily fantasy requires skill.

Scott Olson/Getty Images/File

CHRISTOPHER L. GASPER

Fantasy sports need regulation, not moral outrage

These fantasy contests rest at the nexus of skill, luck, and the desire for a quick buck, otherwise known as the American Way.

Tennessee Titans quarterback Marcus Mariota (8) fumbles the ball as he is hit by Miami Dolphins defensive end Cameron Wake (91) in the first half of an NFL football game Sunday, Oct. 18, 2015, in Nashville, Tenn. The Dolphins recovered the ball. (AP Photo/James Kenney)

Tom Brady says Dolphins defense is a key to their surge

Miami has scored 82 points in the last two games, but Brady said the defense is doing its part, too.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/10/27/BostonGlobe.com/National/Images/video-tease-1628--90x90.jpg Justice Dept. to investigate alleged use of force at S.C. school

A video showed a sheriff?s deputy flipping a high school girl backward in her desk and tossing her across the classroom floor.

A Spotlight Team Report

Clash in the name of Care

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/10/26/BostonGlobe.com/Metro/Images/clash1-8896--90x90.jpg Should a surgeon run two operations at once?

It is the root question in a battle pitting a star surgeon against a great hospital, MGH, and the conflict has put careers and reputations at risk.

Opinion & Ideas

Ed Krapels and Stan Blazewicz

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/10/27/BostonGlobe.com/EditorialOpinion/Images/shutterstock_286847534.jpg The future of energy

The Pilgrim nuclear power plant?s closure can serve as a kick-start to the modernization of our electric grid.

Ground Game

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/10/26/BostonGlobe.com/Politics/Images/Red%20Sox%20Party%2021-131--90x90.jpg Joe Scarborough talks about N.H. voters, Hillary Clinton

After holding a ?Morning Joe? town hall meeting on Friday, Scarborough sat down with Ground Game.

The Big Picture

Autumnal hues around the world

Before bleak scenes and colder temperatures arrive, foliage and glowing sunsets enliven landscapes across the globe.

BetaBoston

BetaBoston

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/10/27/BostonGlobe.com/Business/Images/Boston-City-Hall-570x326.jpg City Hall unveils ?homepage? for startups, partnering with IBM

?StartHub? is designed to serve as a homepage for technology entrepreneurs in Boston.

Crux

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/10/26/BostonGlobe.com/Foreign/Images/pope150-1038--90x90.jpg After synod, can Catholics put Humpty Dumpty together again?

Did the synod marathon leave the church more energized or simply more fractured?