Alexandria High-Rise Evacuated After Power Outage as Temps Neared 100 Degrees Jackie Bensen As seen on NBC Washington on July 12, 2021. Hundreds of people had to grab belongings and leave after a power outage led the Alexandria Fire Department to evacuate a high-rise building Monday morning. With daytime temperatures expected to approach 100 degrees, the early morning loss of power meant time was of the essence in evacuating Key Towers Apartments on Tower Court in Alexandria, Virginia. Residents said that while it was inconvenient, they generally approved of how the building’s management handled things, which included going door-to-door to help get everyone out.