WRAP Clashes follow shooting of barrier worker

The video begins with a commendation for NP, followed by a notification about incoming mail, and concludes with a question about someone's presence.

What do you think NP did well?

How do you interpret the context of the dialogue?

What do you think the phrase 'Mail in' refers to?

Who do you think is present in the dialogue?

What emotions might be conveyed in the phrase 'Who's there?'