Police intensify watches after Dorchester killing

PAT GREENHOUSE/GLOBE STAFF

The murder of a 16-year-old Sunday was the latest in the Bowdoin Street-Geneva Avenue corridor, which has seen seven homicides this year, causing a wave of fear among residents.

Supply woes weigh on Genzyme parent

Five months after Sanofi completed its $20.1 billion takeover, supply disruptions for a pair of drugs to treat rare genetic disorders continue to dog Genzyme's new owner.

Turnout light in Boston City Council election

A trickle of voters headed to the polls in Boston today, kicking off the preliminary election for three City Council seats that are being fought over by a smattering of candidates.

Three arrested in Methuen armored car robbery

Two of those arrested worked for Garda, the armored car company targeted by the thieves yesterday afternoon.

Court seals AG report on O’Brien allegations

A clerk-magistrate agreed to keep confidential a prosecution document laying out the charges against former Probation Commissioner John J. O’Brien.

GOP sees Ohio as key to capturing Senate

Republican Josh Mandel — a two-tour Marine veteran of the Iraq War — is considered by analysts to be an up-and-coming threat to liberal Democratic incumbent Sherrod Brown.

Orioles 6, Red Sox 3

Red Sox fall, drop into wild-card tie with Rays

After last night’s loss, the historic collapse of the Red Sox is nearly complete. They had a nine-game lead in the AL wild-card race Sept. 3 and have given it all away.

Metro

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Suspect held after manhunt in girlfriend’s fatal stabbing

Authorities say Marcello Almeida, 41, stabbed Patricia Frois, 24, repeatedly, then ran off with the knife, spurring a three-hour manhunt in Marshfield.

Business

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Greek Finance Minister Evangelos Venizelos addressed members of the press in Athens today about the country’s debt aid.

Stocks rise on hopes of European debt plan

US stocks advanced today as pledges by European officials to once and for all resolve the region’s debt problems helped soothe market jitters.

World

Civilians flee Khadafy’s hometown

Hundreds of civilians fled Moammar Khadafy’s hometown to escape growing shortages of food and supplies, as fighting escalated between revolutionaries and regime loyalists.

Sports

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Orioles 6, Red Sox 3

Jacoby Ellsbury went to the wall to get Robert Andino’s two-out drive in the sixth, but he couldn’t hang on and the result was a three-run inside-the-park homer.

Red Sox fall, drop into wild-card tie with Rays

After last night’s loss, the historic collapse of the Red Sox is nearly complete. They had a nine-game lead in the AL wild-card race Sept. 3 and have given it all away.

Arts

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Stage Review

Natalia Payne, Heather Wood, and Wendy Rich Stetson perform in “Three Sisters.”

Yale Rep's ‘Three Sisters’ sparkles in its melancholy

This production at Yale Repertory Theatre reminds us that few writers have ever seen into the human soul with more acuity and understanding than Chekhov.

Lifestyle

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Liz Kennedy (left) and Ying Su, of Barrington High School’s class of 1986 (at top), attended their 25th reunion.

Transplant bonds former classmates

Two years ago, Liz Kennedy learned that Ying Su, a former classmate, needed a kidney transplant. A special connection evolved, one that would come to link organ donor to recipient.

Opinion

“[Elizabeth] Warren doesn’t have to win this race - or even the primary - to gain victory, overall.”

Joanna Weiss 

Ideas

“Could it be true, Pinker wondered, that humans had actually become less violent with time, as opposed to more? And if so, how had we done it?”

Leon Neyfakh,   on Steven Pinker’s new book about violence in history