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In page Gail Cobb:

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Late in the morning of Friday, September 20, 1974, around 10:30 am, two men, John Curtis Dortch, a 29-year-old Howard University graduate and former U.S. Army soldier from Silver Spring, Maryland,[1] and John William Bryant, a 24-year-old man from Washington, D.C.,[1] began making their way to the Eastern Liberty Federal Savings and Loan bank at 21st and L Streets NW, disguised as construction workers, and each carrying a loaded sawed-off shotgun and handgun. They intended to rob the bank.[1][2][3]