Answer:
live reports of news events as they happened
Step-by-step explanation:
The invention of radio and television make possible the transmission of live reports of news events as they happened, which couldn't happen with the written press.
multiple editions related to each day's news: yes, newspapers did that... with morning and evening editions.
long-form journalism and related genres: a long-form report could easily be published in a newspaper in multiple daily segments.
simultaneous broadcasting of the day's news: Evening newspapers were reporting about events/news that occured that same day.