MBTA closing doors on Green Line’s free-riders

To discourage fare evasion, all Green Line trolleys will soon keep rear doors closed when making off-peak surface stops.

Part 1

Use of antipsychotic drugs raises alarm

Federal data obtained by the Globe show many nursing homes make heavy use of antipsychotic drugs to pacify residents.

Searchable database

Antipsychotic drug use by US nursing homes

The Globe has compiled a database of every US nursing home, showing their use of antipsychotic drugs, registered-nurse staffing, and percentages of residents with behavioral problems.

Obama aide mum on whether US is protecting activist

The activist escaped house arrest in China last week and might be hiding in the US embassy in Beijing, according to reports.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2012/04/29/BostonGlobe.com/Metro/Images/Boghosian_30soldier1_MET--90x90.jpg Man killed in Theater District was soldier back from Afghanistan

Stephen Perez Jr., who was fatally shot outside a club on Tremont Street early Saturday, had just returned from duty in Afghanistan and planned to become a Revere police officer.

Nathaniel Raymond, Brittany Card, Isaac Baker, Ziad Al Achkar, Jody Heck, Vincenzo Bollettino, Luis Capelo, Caitlin Howarth, Benjamin Davies, and Sunetra Bane of Harvard’s Satellite Sentinel Project.

bob packert

globe magazine

Inside Harvard’s spy lab

How a team of Harvard geeks is using a satellite — plus a little help from George Clooney — to rewrite the rules of humanitarianism.

Ranjon Rondo enters the playoffs on a run of 24 consecutive double-figure assist games.

Bob Ryan

Surprising Celtics ready to take on Hawks

It’s Year 5 of the three-year plan, and even its architect is not sure what to make of what’s going on with the Celtics.

Osorio York/Associated Press

Basketball Notes

Out of Peace comes another disturbance

NBA commissioner David Stern spent most of his media session last week discussing Metta World Peace and his approach with such a troublesome yet pathetic figure.

travel | cancun

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2012/04/27/BostonGlobe.com/Travel/Images/14--90x90.jpg An escape before parenthood

The Globe’s David Abel and his pregnant wife took a rigorous “babymoon,” complete with steep waterfalls, difficult hikes, and children.

Boston starter Josh Beckett lasted into the seventh, after giving up three runs in the first. That would be all the runs the White Sox would need behind the sharp pitching of Gavin Floyd.

White sox 4, Red sox 1

Red Sox winning streak ends

The Red Sox had won six in a row, but White Sox starter Gavin Floyd took a no-hitter into the seventh inning Sunday to win the series finale.

Sports

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Avery Bradley carves out starting role with Celtics

Bradley has distinguished himself as a pest of a defender at every level, from elementary school to the University of Texas to the Celtics’ starting lineup.

Metro

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Business

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Innovation Economy

What if? The question that powers Boston’s innovation economy

In academic labs, at start-ups and non-profits, and within corporate walls, teams of exceptionally smart people hunt for ways to render the impossible possible.

Nation & World

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Egyptian protesters shouted slogans during a demonstartion against the interim military leadership outside the defense ministry in Cairo Sunday.

Egypt’s ruling military to reshuffle Cabinet

Egypt’s ruling military council promised Sunday to reshuffle the Cabinet, hours after the parliament suspended sessions to protest the panel’s failure to heed repeated calls for the government’s dismissal.

Travel

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Packing adrenaline, curiosity, folly in Guatemala

David Abel’s journey into the jungle began on the coast of the volcano-ringed Lake Atitlan and took him from the old colonial capital of Antigua to the capital of Guatemala City.