Nelson was one of the winners of the 2003 Sports Reporter scheme, which gave him the chance to travel to Athens to report on the Paralympic Games in 2004.
Here he shares some of the things he has learnt since becoming a sports reporter.
A top tip for anyone thinking of being a sports reporter?
You can't beat research. If you've an interest in what you're doing, you won't make mistakes and there will be no problem.
What is the difference between being a reporter and a listener or viewer of BBC Sport?
Only when you work in the industry do you realise how hard it is to make things sound so effortless and so good.
One piece of advice you'd give anyone starting out?