Federal authorities are looking into reports that a hateful message targeting U.S. Rep. Ilhan Omar was scrawled onto a bathroom stall at a Twin Cities gas station. The message, written in black marker in the men's room, read: "Assassinate Ilhan Omar." It came to the attention of customer Brian Raines, who had stopped by his local Holiday gas station in Rogers on Feb. 22. Raines, a father of two children and a U.S. Navy veteran, said he asked the manager why he hadn't covered up the message. Raines said the manager seemed annoyed by the question, rolled his eyes, and...