Mass. GOP works to broaden its base

Rachel Kemp, with Charlie Baker at a preconvention rally in Hyde Park, has been reaching out to communities of color.

Barry Chin/Globe Staff

The Republican Party is hoping to tap into disaffected voters in urban areas, traditionally a weak spot.

Boston police to launch new gun buyback

“Piece for Peace,” which starts Monday, is the first city-run buyback in eight years.

Brayton Point will shut down in three years, in part a victim of “growing economic pressures.”

Coal plants challenged by natural gas, tough regulations

By 2020, about 60 gigawatts of coal-fired electric-generating capacity — enough to power an estimated 48.5 million homes — is expected to disappear.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/03/21/BostonGlobe.com/Metro/Images/todashev2-12407--90x90.jpg FBI agent cleared in fatal shooting of Ibragim Todashev

The FBI and a Florida prosecutor have cleared an agent in last year’s shooting death, according to two officials.

Alexander Kononko, 39, belongs to a militia, Right Sector, that’s become a flashpoint in the conflict between Russia and Ukraine.

Jessica Rinaldi/Globe Staff

Alexander Kononko, 39, belongs to a militia, Right Sector, that’s become a flashpoint in the conflict between Russia and Ukraine.

Kononko said he has no animosity for the pro-Russian population in the east, which voted in a controversial referendum to abandon Ukraine and join with Russia.

Jessica Rinaldi/Globe Staff

Kononko said he has no animosity for the pro-Russian population in the east, which voted to abandon Ukraine and join with Russia.

Kononko is one of the militiamen still patrolling Kiev’s Independence Square. Here, he talked with a fellow member of Right Sector.

Jessica Rinaldi/Globe Staff

Kononko is one of the militiamen still patrolling Kiev’s Independence Square. Here, he talked with a fellow member of Right Sector.

A month after deadly street fighting drove out Ukraine’s pro-Moscow president, the square still looks like a military encampment.

Jessica Rinaldi/Globe Staff

A month after deadly street fighting drove out Ukraine’s pro-Moscow president, the square still looks like a military encampment.

For Kiev militiaman, battle has just begun

“We can’t budge . . . because if we do, in two days Putin’s tanks will be here,” said Alexander Kononko.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2012/11/30/BostonGlobe.com/Metro/Images/govtcenterstationredo7.jpg Government Center closing for 2 years

The T station, which closed Saturday, will reopen in spring 2016 after an $82 million overhaul.

A lion in Winchester? The eyes have it

Despite the town's stance that a mountain lion is on the loose, state officials remain skeptical.

Patrice Bergeron celebrated his goal in the second period.

Bruins 2, Avalanche 0

Bruins extend tear, clinch playoff spot

Patrice Bergeron and Carl Soderberg scored the goals against the Avalanche in the Bruins’ 11th straight victory.

Opinion

opinion | Oliver Stone and Mark Weisbrot

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/03/22/BostonGlobe.com/EditorialOpinion/Images/5f75c98866c048f28f50344990e38747-5f75c98866c048f28f50344990e38747-0.jpg Obama wrong to isolate Venezuela

The Obama administration seems surrealistically unaware that this is a different hemisphere than it was 15 years ago.

Sports

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Nets 114, Celtics 98

Andray Blatche scored over the Celtics in the first half.

Celtics appear defenseless

The Celtics lost for the sixth time in seven games, falling to 23-47 for the season after Friday’s game against the Nets.

Politics

Rhode Island State Representative Gordon Fox.

Rhode Island speaker’s work, home raided in probe

Law enforcement officials raided the office and home of House Speaker Gordon Fox as part of a criminal investigation by the US attorney’s office, FBI, IRS, and State Police.

Arts

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Music Review

Zubin Mehta led the Israel Philharmonic in Bruckner’s Eighth Symphony on Wednesday.

Much to admire from Mehta

Zubin Mehta led the Israel Philharmonic Orchestra in Anton Bruckner’s Eighth Symphony on Wednesday. It didn’t exactly storm heaven, but it did move with a Schubertian grace.

Lifestyle

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99 bottles

New England spring beers

It’s finally time to transition the column to lighter offerings. Here are the results of a side-by-side tasting of spring brews from Harpoon, Sam Adams, and Long Trail.