Editor's Note: This story is brought to you by the joys of open borders. A man believed to be the suspect in the Berlin Christmas market truck attack was killed in a shoot-out in a suburb of the northern Italian city of Milan on Friday, a security source told Reuters. Italy's interior minister was to hold a news conference at 10.45 a.m. (0445 ET) the ministry said. A short video posted on the website of Italian magazine Panorama suggested the shooting happened before dawn, with police gathered around a cordoned-off area in the dark. The report was one of several conflicting accounts on the whereabouts of the 24-year-old Tunisian Anis Amri. A man matching his description was seen in Aalborg in northern Denmark, the Danish police tweeted on Friday, saying people should keep away from the area…