LONDON–LAST MONTH, WHILE most of her fellow Danes were off on vacation, Birgitte Hjort Sørensen was nesting in Copenhagen. “For me, this is the greatest holiday, being at home,” she says. Little wonder, considering the past two years have been a whirlwind for the actress, who gained international recognition as the hard-nosed journalist Katrine Fønsmark in the popular and acclaimed Danish political drama “Borgen.” Read more