Sprint mobile phone customers may get a busy signal in Arlington and other parts of the D.C. region when they try to make an emergency call.
The Arlington Alerts system issued the following notice shortly after noon today.
Sprint cellular service is affected throughout the area. If you receive a busy signal when you call 9-1-1, you should attempt to text to 9-1-1, use a landline phone or use a cellphone covered by another provider.
The problem is also affecting Sprint customers in Fairfax County, the Washington Post reports.