Special education policies in Mass. reviewed

Contrary to popular belief, low-income school districts are most likely to place students in special-education programs for sometimes questionable disabilities, according to a new study.

Aram Boghosian for The Boston Globe

Deluge temporarily brings relief to a parched Mass.

The gush of rain expected to fall through Monday ends the months-long dearth of precipitation that has left the state’s rivers at record lows and spurred more than 200 brushfires.

Obesity rates dropping among Mass. infants, toddlers

After a three-decade tripling in childhood obesity rates, the trend has leveled off and, for the first time, appears to be on a decline among infants and preschoolers, according to a study.

Menino challenges Boston: Shed 1 million pounds

Mayor Menino will launch a citywide effort encouraging residents to lose a collective 1 million pounds over the next year.

Essdras M Suarez/Globe Staff

Bicycle deliveries are on the rise in Boston

Bike couriers are reporting double-digit revenue increases as cargo options expand, and many other types of businesses are biking their goods around the city, too.

Brain surgery that’s not invasive

An experimental procedure pioneered in Boston, called MRI-guided focused ultrasound, uses 1,000 otherwise-harmless ultrasound beams to zap tumors.

Berklee College of Music becomes a YouTube star

On Monday, Google named Berklee as one of nine “YouTube ambassadors,’’ organizations that have been particularly effective at using the site to reach new customers.

The Lanzettas with the family’s newest member, Irene, last September at Brigham and Women’s Hospital, where Irene’s siblings witnessed her birth.

G Cover

Kids in the delivery room?

A growing number of hospitals say they are fielding requests from families to have children present during delivery and relaxing policies to accommodate them.

New Hampshire shaken by violence

Granite State residents are on edge after 10 days of bloodshed have set New Hampshire on course to exceed the number of murders in 2011.

Metro

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Harvard Yard transformed by colorful chairs

What was once a place people simply passed through has become a gathering spot for both students and the community, thanks to a collection of lollipop-colored chairs.

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Nation & World

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Despite wide search, no sign of missing Tucson girl

Police kept a whole neighborhood block where a missing 6-year-old lives cordoned off for a second day, and scoured a wide area of the city for clues to her possible kidnapping.

Sports

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Bruins 4, Capitals 3 (OT)

Bruins force Game 7 with OT win

At 3:17 of overtime, Tyler Seguin snapped a shot passed Capitals goalie Braden Holtby to give the Bruins a 4-3 win and set up Game 7 Wednesday at TD Garden.

Health and wellness

Daily Dose

Are you leading a heart-healthy lifestyle?

Can positive emotions like optimism, life satisfaction, and a sense of well-being actually lower your risk of having a heart attack or stroke?