Coronavirus cases traced back to the Sturgis motorcycle rally in South Dakota have crossed state lines.<br />Nebraska public health officials said at least seven Covid-19 cases have been tied to the rally.<br />According to CNN, the department said that contact tracing had been completed, and declined to comment further.<br />The cases that have appeared in Nebraska are the latest to be connected to the rally which took place Aug. 7-16.<br />The Sturgis Motorcycle Rally is an annual event that has been going on for 80 years.