trigger discipline failed.
Interesting to note (in addition to other points so far mentioned).
It's written by a publication in the UK.
In the photo of the gangsters, at least 2 have fingers on triggers. Can't tell about the guy holding the AK. Being in the UK they might not even be real guns.
CZ82, S&W Mod. 65 .357, Marlin 22mn (22WMR), Mossberg 500.