Opposition demonstrators stood among burning barricades during clashes with police in Kiev, Ukraine.

PIERO QUARANTA/AFP/Getty images

Opposition demonstrators stood among burning barricades during clashes with police in Kiev, Ukraine.

Opposition demonstrators held Molotov cocktails.

PIERO QUARANTA/AFP/Getty Images

Opposition demonstrators held Molotov cocktails.

The violence dimmed hopes for an imminent solution to Ukraine's political crisis.

GENYA SAVILOV/AFP/Getty Images

The violence dimmed hopes for an imminent solution to Ukraine's political crisis.

Red Cross workers gave first aid to policemen wounded during the clashes.

GENYA SAVILOV/AFP/Getty images

Red Cross workers gave first aid to wounded policemen.

Riot police clashed with anti-government protesters outside Ukraine's parliament Tuesday.

Efrem Lukatsky/Associated Press

Riot police clashed with anti-government protesters outside Ukraine's parliament Tuesday.

An anti-government protester threw a stone during clashes with riot police in Kiev, Ukraine.

Efrem Lukatsky/Associated press

An anti-government protester threw a stone during clashes with riot police in Kiev.

The clashes outside parliament erupted after the opposition accused the government of ignoring its demands after nearly three months of protests.

Efrem Lukatsky/Associated press

The violence outside parliament erupted after the opposition accused the government of ignoring its demands after nearly three months of protests.

Ukraine clashes turn deadly

At least 13 are dead after anti-government demonstrators and police clashed in Kiev, police said.

Dan Shaughnessy

Shane Victorino upbeat, ready for 2014

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Czech defenseman Ladislav Smid (left) greeted goaltender Ondrej Pavelec after the 5-3 win over Slovakia..

US to play Czech Republic in quarterfinals

The Czechs ousted Zdeno Chara’s Slovakian team, and will meet the Americans Wednesday at noon.

 Betsy Murphy and Michael Hogan of Los Angeles went sledding in the Fenway.

Latest winter storm sweeps into Mass.

Forecasters warned that poor visibility and snow falling 1 to 2 inches per hour would lead to dangerous travel conditions.

Police need warrant for cell location data, SJC rules

The ACLU is hailing the ruling as “an enormous victory for everybody in Massachusetts who cares about privacy.”

Scott Brown to speak at N.H. GOP conference

The move is sure to fan the flames of speculation about Brown’s potential US Senate bid in New Hampshire.

Opinion

TOM KEANE

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/02/14/BostonGlobe.com/EditorialOpinion/Images/college_tuitions-1.jpg Is college worth it?

Jobs of the future will require greater skills, but not necessarily a degree.

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Will Smith was a guest on Jimmy Fallon’s first show as host of

Jimmy Fallon funny, gracious in ‘Tonight Show’ debut

In his first show since taking over hosting duties from Jay Leno, Fallon expressed gratitude for his new gig and dispensed love in every direction.