The defendant stabbed a man using a sword. The issue was self-defence. The defendant was convicted of murder.

Catherine was instructed as leading counsel for the prosecution

News reports here:

https://news.sky.com/story/kentish-town-sanchez-tate-18-jailed-for-murder-after-fatally-stabbing-bike-enthusiast-neighbour-in-the-chest-13257921

https://www.bbc.co.uk/news/articles/cdj3kd74r7wo