"As NBC and ABC, the other two major U.S. TV networks, were not programming in that timeslot then (the 1:30–2:00 ET period belonging to their local affiliates), As the World Turns has the distinction of being the last regular U.S. network program broadcast for the next four days as the assassination and funeral of JFK and the transition of power to President Lyndon B. Johnson took center stage."
"... for the next four days ... as .. the transition of power to President ... took center stage."
which is the same meaning as in "As the world turns"!
The show "As the world turns" was also the soap opera that was interrupted on CBS when JFK was assassinated.
https://www.neonrevolt.com/2018/04/23/as-the-world-turns-decoded-qanon-greatawakening/
"As NBC and ABC, the other two major U.S. TV networks, were not programming in that timeslot then (the 1:30–2:00 ET period belonging to their local affiliates), As the World Turns has the distinction of being the last regular U.S. network program broadcast for the next four days as the assassination and funeral of JFK and the transition of power to President Lyndon B. Johnson took center stage."
"... for the next four days ... as .. the transition of power to President ... took center stage."
which is the same meaning as in "As the world turns"!
from Wikipedia (https://en.wikipedia.org/wiki/As_the_World_Turns#President_Kennedy's_assassination)