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GRETCHEN ERTL FOR THE BOSTON GLOBE

At most schools, the Big Man on Campus is usually a star athlete. But MIT is not like most schools; at the math-obsessed university, the BMOC is the winner of the Integration Bee.

State investigates use of Pa. shelter workers

Contractors using laborers from a Philadelphia church shelter to renovate the Copley Marriott Hotel are under investigation for potential violations of wage laws and other worker protections.

Mass. biotechs leaping into generic drug market

After years of lobbying against generic versions of their expensive cutting-edge therapies, biotechnology companies are scrambling to secure a piece of the discount market.

Christian Karl Gerhartsreiter, a German immigrant who masqueraded as a member of the famous Rockefeller family, appears during a preliminary court hearing in Alhambra, Calif. Wednesday, Jan. 18, 2012. Gerhartsreiter, a convicted kidnapper, faces a charge of murdering the son of his former landlady a quarter century ago, when he lived in California under one of his many pseudonyms. (AP Photo/The Boston Globe, Eric Grigorian, Pool)

‘Rockefeller’ lawyers suggest new suspect

Christian Karl Gerhartsreiter, who masqueraded for years as Clark Rockefeller, was in court for a hearing to determine if he will face trial on a first-degree murder charge.

Mitt Romney and Newt Gingrich tangled over income taxes, as Romney wouldn’t commit to releasing 12 years worth of returns.

david goldman/associated press

Fiery debate caps GOP’s wild day

Newt Gingrich denounced the media for asking about his former wife’s assertion that he wanted an “open’’ marriage, which drew cheers from the audience at last night’s Republican debate.

Perry exits; Santorum now No. 1 in Iowa

Yesterday’s revelations jarred both the Republican presidential field and its expectations before tomorrow’s important South Carolina vote.

FOXBORO, MA - JANUARY 14: Vince Wilfork #75 of the New England Patriots reacts after he sacked Tim Tebow #15 of the Denver Broncos in the second half during their AFC Divisional Playoff Game at Gillette Stadium on January 14, 2012 in Foxboro, Massachusetts. (Photo by Al Bello/Getty Images)

Patriots' defense may be on the rise

Just as momentum was building for this NFL season to be dubbed “Year of the Offense,” last weekend’s divisional-round playoff games brought the movement to a halt.

“To take an ex-wife and make it, two days before the primary, a significant question of a presidential campaign is as close to despicable as anything I can imagine.”

Newt Gingrich 

Metro

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Patrick to seek education funding boost

Governor Deval Patrick’s comments came one week after his administration signaled that fee and tax hikes could be necessary to help balance next year’s budget.

Nation & World

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GIGLIO PORTO, ITALY - JANUARY 20: The cruise ship Costa Concordia lies stricken off the shore of the island of Giglio on January 19, 2012 in Giglio Porto, Italy. More than four thousand people were on board when the ship ran aground off the Tuscan coast on January 13. At least 11 people have been confirmed dead while another 20 remain missing. (Photo by Tullio M. Puglia/Getty Images)

Rescue efforts resume aboard cruise liner

Divers resumed rescue operations yesterday aboard the Costa Concordia as its beleaguered skipper reportedly insisted that he saved lives while acknowledging a “reckless’’ error.

Business

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Cayman funds spur scrutiny for Romney

Mitt Romney’s campaign continued to deny suggestions yesterday that he invested money in off-shore funds to dodge US taxes — and some industry executives backed him up.

Sports

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Bruins 4, Devils 1

Bruins rally in third for win over Devils

Nathan Horton and Gregory Campbell scored in a 35-second span in a four-goal third period that carried the Bruins to victory over the New Jersey Devils.

Movies

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Movie Review

David Oyelowo is Joe “Lightning’’ Little in the World War II movie “Red Tails.’’

‘Red Tails’ tends to stall when it is in the air

This George Lucas-produced action movie about Tuskegee Airmen during World War II means well, but it’s too basic to be rousing or even heartening.