Facebook Inc. won dismissal of a lawsuit involving a picture of German Chancellor Angela Merkel and a Syrian refugee that raised questions about the social network’s duty to remove racist comments by its users. A German court in the city of Wuerzburg rejected an emergency bid by the refugee to force the company to block any post featuring the picture or repeating offensive statements that often accompanied the photograph. The judges said the country’s laws for content providers don’t currently apply to internet platforms like Facebook and lawmakers would need to change the rules to give 19-year-old Anas Modamani the relief he sought...