Premise:
"Reporting read like chronologies of what led up to an event and what happened during and after it."
Hypothesis: Reporting included time stamps for the events.

it is not possible to tell

Premise:
"Jon looked down."
Hypothesis: Jon didn't want to look down and didn't.

no

Premise:
"That is, no one would be able to react to new information."
Hypothesis: No one would have the ability to respond when new information is available.
yes