The valor award upgrades for the three Marines were a result of their heroic actions immediately following the August 26, 2021 suicide bomber attack in Kabul.

reported by one outlet so far · Asserted cause · first recorded Aug 27, 12:30 AM

How each outlet reported it

US Dept of DefenseUS government · Aug 27, 12:01 AM

The award upgrades were a result of the three Marines' heroic actions immediately following the August 26, 2021 suicide bomber attack in Kabul.

Details: heroic actions; immediately following; Aug. 26, 2021