JIM BOURG/EPA/POOL

?Our history and the facts show immigrants are a net plus for our economy and our society,? President Obama said.

jim davis/globe staff

Advocates and supporters watched President Obama?s announcement at Student Immigrant Movement headquarters in Boston.

jim davis/globe staff

Miriam Ortiz Clooney of East Boston, who is from Mexico, shed a tear during Obama?s address.

Rick Bowmer/AP

Serafin Bahena, left, celebrated with a crowd watching President Obama?s address in Salt Lake City.

RINGO CHIU/AFP/Getty Images

Isabel Medina, 41, a non-US citizen, held her sons? hands as they watched Obama?s public address from Los Angeles.

Chris Pizzello/Invision/AP

President Obama?s speech was screened at the 15th annual Latin Grammy Awards in Las Vegas.

Defying GOP, Obama acts on immigration

In an address to the nation tonight, the president said he will halt deportation and issue work permits for nearly 5 million undocumented immigrants.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/11/21/BostonGlobe.com/Metro/Images/IMMIGRATION150-7947.jpg Mixed reactions from locals on Obama?s immigration plan

Area residents felt a mix of disappointment and joy as it became clear that the president would help some immigrants, but not others.

Evan Horowitz

Obama?s immigration plan. Can he do that?

What makes the president?s plan so controversial is that he is largely acting alone.

Ty Burr

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/11/21/BostonGlobe.com/Metro/Images/cde42b628b8948ea89c81ece5e49d893-cde42b628b8948ea89c81ece5e49d893-0.jpg A Bill Cosby conundrum: Why did we look away so long?

Our own long-delayed response to allegations that have been out there for a decade might be scarier than Cosby?s career meltdown.

US asked to block marijuana clinics near schools, playgrounds

Under federal law, the 15 dispensaries provisionally approved in Mass. could face prosecution if they open too close to a school.

Because of academic responsibilities, MIT players are limited to two hours of practice a day, which they make the most of Globe Staff Photo/Jim Davis

Undefeated MIT football team reaches first postseason

The team of rocket scientists and math majors went 9-0 and will play its first playoff game Saturday.

A man used a long fishing net to scrape snow off his roof just south of Buffalo, New York.

In Buffalo, ?City of Good Neighbors? withstands wintry onslaught

Though a storm dumped up to eight feet of snow on the Buffalo area since Tuesday, Buffalonians were not downcast.

What happened to those who ran for Boston?s mayor

Marty Walsh has been in the news nearly nonstop, but the others have largely disappeared from the public stage.

Scott Brown on FOX

Scott Brown rejoining Fox News

The former US senator from Mass., who lost to Jeanne Shaheen in N.H. this year, will be a contributor on the network.

Opinion

JEFF JACOBY

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/11/20/BostonGlobe.com/EditorialOpinion/Images/Jeff_Jacoby_150px-1190.jpg The Jewish state?s newest hero wasn?t Jewish

Terrorists may have killed Zidan Saif, a Druze police officer, but his memory is a blessing.