In order to see other user's posts in your feed, you need to follow that user. Go to their profile and click on the follow icon/button. Then any posts they have will show in your feed on the main home screen.
You will also get notified and see when they are live in the broadcast feed on the home screen. Note if there are no current live videos you will not see a list of live videos on the home screen.Tags: live, posts, videos