Who is Mellstroy as £300k challenge explains why pitch invaders halted Champions League final
![Who is Mellstroy as £300k challenge explains why pitch invaders halted Champions League final](https://i2-prod.dailystar.co.uk/sport/football/article32940529.ece/ALTERNATES/s615/1_gettyimages-2155625753.jpg)
The Champions League final between Borussia Dortmund and Real Madrid was halted after a number of pitch invaders wearing 'MELLSTROY' t-shirts stormed the Wembley turf