This is Summer of Trinity - a daily description of events in the summer of 1945, touching points around the world but centered (as that summer was) on the Trinity nuclear test. This episode has daily events for the week ending Saturday August 11, 1945.
Sunday, August 5,1945 - 20 Days After Trinity
Pictures of the survivors of the USS Indianapolis
https://www.findagrave.com/memorial/99227503/robert-lee-shipman
https://www.findagrave.com/memorial/148385896/frederick-elliott-harrison
Monday, August 6,1945 - 21 Days After Trinity
Pacific Theater
Tinian
2:45AM - The squadron of bombers departs for a six-hour flight to Japan.
Hiroshima
Lombok Strait, near Bali
https://en.wikipedia.org/wiki/List_of_United_States_Navy_losses_in_World_War_II
European Theater
https://www.dearfolksies.com/august-6-1945-75-years-ago-in-a-ww2-m-a-s-h-unit/
Coincidentally (I presume) this letter includes a “So it goes” He uses that idiom a few times in his letters, but this is the first time since 1943, and this is the only time he uses it just as is - other times he has a conjunction at the start (e.g. “But so it goes.”)
https://www.dearfolksies.com/?s=%22so+it+goes%22&id=11367
https://en.wikipedia.org/wiki/Slaughterhouse-Five
(The bombing of Dresden that inspires parts of the novel was mid-February 1945.)
Aboard the USS Augusta, Atlantic Ocean)
Washington, District of Columbia
https://en.wikipedia.org/wiki/Hiram_Johnson
https://www.latimes.com/local/obituaries/archives/la-me-hiram-johnson-19450807-story.html
Los Angeles 2:30PM
https://en.wikipedia.org/wiki/Richard_Bong
He was 24 years old.
Tuesday, August 7,1945 - 22 Days After Trinity
Next day, Hiroshima,
Alone, seeking parents, finds
A broken jizo
A creative commons picture of a Jizo statue:
https://commons.wikimedia.org/wiki/File:Jizo_statue_at_Zōjō-ji.jpg
https://mythopedia.com/topics/jizo
Flower Robotics Inc. (robot: Posy) - the robot that shows up for a minute in the film Lost in Translation - comes up because it looks a bit like a Jizo. The description I found indicates it’s supposed to be a young child - like a 3-year-old at a wedding who carries a bouquet for the bride - but nothing about the Jizo similarity, so probably just an impression.
https://en.wikipedia.org/wiki/Nio
Wednesday, August 8,1945 - 23 Days After Trinity
It is three months since the surrender of Germany.
Thursday, August 9,1945 - 24 Days After Trinity, 3 days after Hiroshima
https://atomicphotographers.com/photographers/charles-levy/
Los Alamos
Washington, District of Columbia
San Francisco, California
Pacific Theater
https://twitter.com/wellerstein/status/1159799358650499072
Friday, August 10,1945 - 25 Days After Trinity
Moscow, USSR
August 10 heated discussion on surrender terms.
https://nsarchive2.gwu.edu/NSAEBB/NSAEBB162/68.pdf
Washington DC
https://catalog.archives.gov/id/6874336
Saturday, August 11,1945 - 26 Days After Trinity
Motoko Sakama sees a newspaper headline saying that her father, the Mayor of Hiroshima, is one of those who had been killed by the atomic bombing on Monday. She realizes that other members of her family, including her daughter, may have died as well.
https://www.nytimes.com/1945/08/12/archives/eisenhower-flies-to-moscow-fete-lead-soviet-forces-against-japanese.html