BITTEN BY UNCERTAINTY

Lyme disease tests prompt regulators’ concern

Companies take advantage of an exemption in FDA regulations that frees them from having to prove that their tests correctly diagnose the disease.

Police Commissioner Edward F. Davis cited the primacy of walking routes in making streets safe.

Boston officials fear end to crime-fighting effort

City officials say that if the City Council accepts an arbitrator’s award for the police, Safe Street teams, a community policing program, could cease to exist.

Mayoral endorsements coveted, but impact unclear

John Connolly and Martin Walsh have been on a tear, trying to secure endorsements from people with influence in communities of color.

Adrian Walker

Endorse an end to endorsing

Ask political veterans how much voters care about endorsements, and the response you get is a resounding shrug.

“I would do anything, and I will continue to do anything I can, to stop the train wreck that is Obamacare,” said Republican Senator Ted Cruz.

In GOP, view mixed on another shutdown

Republicans tried to ease concerns Sunday about the possibility of another government shutdown in just a few months.

Barbara Mattaliano and George Denny at the Goose Valley Natural Foods farm in Burney, Calif.

STEVE YEATER FOR THE GLOBE

Nanny’s idea inspires a wild rice giant

When George Denny hired a 24-year-old to care for his children in 1996, the private equity investor wasn’t expecting to gain a future business partner.

Bluefin was founded in 2008 by MIT professor Deb Roy (right) and his former doctoral student Michael Fleischman.

Twitter’s TV future started in Cambridge

Twitter is making vital use of Bluefin Labs, a Cambridge start-up that it bought earlier this year, to help mine tweets for the data advertisers crave.

Ezekiel Jaidan of Lynn held his daughter, Ezelyn, 3, at an anticasino rally Sunday outside Most Holy Redeemer Parish in East Boston.

Casino foes rally against Suffolk Downs plan

Opponents of a casino at Suffolk Downs rallied in East Boston, heartened by last week’s withdrawal of Caesars Entertainment from the proposed project.

Jets kicker Nick Folk was pumped after putting the deciding 42-yarder through to end overtime.

Jets 30, Patriots 27 | Overtime

Patriots penalty helps Jets claim OT victory

A penalty against defensive tackle Chris Jones under a new player-safety rule gave the Jets a second chance for a game-winning field goal.

Opinion

opinion | jennifer graham

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2013/10/21/BostonGlobe.com/EditorialOpinion/Images/graham-oped1021-2955--90x90.jpg Blasphemy is the new ‘wow’

The phrase “Oh my God” has become a casual exclamatory, choking out the last gasping shoots of reverence.

Metro

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David Scanlon, 27, of Andover, used a knitting needle to remove a flag left in memory of the Boston Marathon bombing victims.

Honoring messages of love, grief after attack

Volunteers gathered at the Arlington Street Church to commemorate the six-month anniversary of the Marathon bombings and to take down a prayer-flag memorial.

Arts

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Album Review | Dance

Revisiting Donna Summer, the ‘Queen of Disco’

The focus of “Love to Love You Donna,” out Tuesday, is squarely on Summer’s triumphs under the glittering mirror ball.

Special section

Museums Special

A look at what New England museums have to offer, including high-tech changes at Harvard’s Semitic Museum, directors’ favorites, and odd attractions.