Mark's Almanac for July 13, 2021
It was on this date in 1977 that a 25-hour blackout occurred in New York City. The outage was caused by lightning strikes to transmission lines and a power substation on the Hudson River. And it was on this date in 2020 that Washington D.C.'s NFL team changed their name to the Washington Football Team. The team is expected to pick a new moniker in 2022.