Ukraine president, protest leader agree to truce

The Ukrainian president’s office said he agreed on a truce, and a protest leader said the government pledged not to attack during talks.

State board is against Partners takeover plan

The Health Policy Commission is warning that the planned takeover of South Shore Hospital would drive up costs.

Nebraska law that allowed Keystone XL struck down

In a victory for opponents who have tried to block the project, a judge struck down a law that allowed the Keystone XL pipeline in Nebraska.

Facebook to buy text service WhatsApp for $19b

WhatsApp is used by more than 450 million people each day, and the acquisition is Facebook’s biggest so far.

Boston, MA 021914 Friends Nick Pretti (Cq), 17 (left), and Davis Foster (Cq), both from Wellesley check out the Liberty Teller machine for Bit Coin ATM machine on its first day February 19, 2014 at South Station. (Essdras M Suarez/ Globe Staff)/BIZ

Essdras M Suarez/ Globe Staff

Bitcoin ATM pulls into South Station

Visitors to South Station can exchange cash for the digital currency using the new ATM.

David Backes fired home a goal for the US in the first period.

ON HOCKEY

No one playing better in Sochi than the Americans

Another top-notch effort has set up the game everyone wanted to see: US vs. Canada (though it’s not for gold).

David Ortiz arrived in Red Sox camp on Tuesday.

David Ortiz downplays contract talk

“I think we’re going to be fine,” Ortiz said Wednesday, while reiterating that he is “super happy” to play for the Red Sox.

Edward Rizzotto, a retired National Park Service manager, recalled the old map of Long Wharf Park in Boston.

Map upends long fight over restaurant in Boston

An old map outlining the edge of Long Wharf as protected space has derailed the Boston Redevelopment Authority’s plans.

Opinion

Haider Javed Warraich

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/02/18/BostonGlobe.com/EditorialOpinion/Images/467512349.jpg Drug of destruction

The roots of the heroin epidemic are clear: It is strongly related to the spread of prescription drug abuse.

Sports

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 Gracie Gold’s Olympic quest lifted off Wednesday in the short program.

Gracie Gold fourth in skating short program

Defending champion Yuna Kim won the short program, with Americans Gold (fourth), Ashley Wagner (sixth), and Polina Edmunds (seventh) trailing.

Politics

Senator Ed Markey.

Sen. Markey calls for ‘personalized’ gun law

Sen. Edward Markey wants all new guns be ‘‘personalized’’ so they can only be fired by owners or other authorized users.