Obama imposes new sanctions on Russia

The sanctions target President Vladimir Putin’s chief of staff and 19 other individuals as well as a Russian bank that provides them support.

Objects adrift may be related to missing Malaysia jet

Australian rescue officials said the search in the southern Indian Ocean has ended for the day but will resume Friday morning.

Martha Coakley, the state’s attorney general and 2010 Democratic nominee for a special US Senate election, is better known than any other candidate, according to the survey.

Poll shows Coakley has big lead in governor’s race

Martha Coakley holds a 31-point lead over her closest Democratic rival and topped Republican Charlie Baker by 15 points in the poll.

BetaBoston

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/03/20/BostonGlobe.com/Business/Images/mcgovern150-8293.jpg Patrick McGovern, IDG founder, dies at 76

As a philanthropist, the founder and chairman of International Data Group made possible MIT’s McGovern Institute for Brain Research.

Could Western Michigan be celebrating a major upset this week?  (AP Photo/Tony Dejak)

Tony Dejak/Associated Press

ON COLLEGE BASKETBALL

What to watch for in NCAA Tournament

The Globe’s Joe Sullivan offers his take on what to look for in the next two days, including some potential “good” upsets.

DAN SHAUGHNESSY

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/03/19/BostonGlobe.com/Sports/Images/shaughnessy-15066.jpg Expect Tommy Amaker to be next BC coach

It’s an awkward situation with Amaker leading Harvard into the NCAA Tournament, but the BC job is a good opportunity for Amaker.

LIVE VIDEO

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/03/20/BostonGlobe.com/Sports/Images/live150-15112.jpg Watch Boston Sports Live at noon

It’ll be a day of football talk with Steve Silva and Ben Volin grading the Patriots’ free agency moves, among other NFL topics.

President Obama will speak at Worcester Technical High School’s graduation ceremony.

Obama to speak at high school commencement in Worcester

The president will deliver the commencement address for Worcester Technical High School in June.

Opinion

SCOT LEHIGH

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/03/20/BostonGlobe.com/EditorialOpinion/Images/lehigh-1845.jpg DeLeo’s star is on the rise

As power is ebbing away from Governor Patrick and Senate President Murray, House Speaker Robert DeLeo is seeing his stature grow.

Sports

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On basketball

Not being in uniform didn’t prevent LeBron James from disagreeing with a call.

Celtics bring back memories against Heat

Right now, the Celtics-Heat rivalry is on hiatus, but Brad Stevens’ team showed it could be revived quickly.

Nation & World

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Sulaiman Abu Ghaith testified Wednesday that he did not have any role in Al Qaeda plots against the United States.

Bin Laden son-in-law tells how he became spokesman

Sulaiman Abu Ghaith unexpectedly took the stand in his own defense Wednesday against charges that include conspiring to kill Americans and providing material support to terrorists.

Business

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Arts

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Book Review

Earvin “Magic’’ Johnson was the floor leader of the Lakers teams that won five titles in the ’80s.

‘Showtime’ by Jeff Pearlman

Pearlman looks at the Los Angeles Lakers teams of the 1980s that turned each NBA season into its own annual 82-game soap opera.