On edX.org, when I create a new section and Publish it, it does not appear in View Live. Note that other updates (like marking a subsection as Graded) were also not appearing on View Live.
Both did seem to be working correctly in Stage
When I create a new section, publish it, and click Publish, I see the section on View Live
https://studio.edx.org/course/course-v1:edX+TestMastersTrack101+Summer2019 - HW 3 did not appear on View Live
https://courses.edx.org/courses/course-v1:edX+TestVerifiedTrack101+Summer2019/course/ - marking SGP as Graded did not appear in View Live/Progress/Dashboard
In Stage, creating a new subsection did work: https://courses.stage.edx.org/courses/course-v1:edX+TestMastersTrack101+Summer2019/progress