Alex Wassabi has pulled out of his grudge fight with KSI after confirming that he suffered a "serious injury" in training.
The YouTube rivals were due to headline at The O2 in London on August 27 on a stacked card of influencer boxing but Wassabi, who beat KSI's brother Deji earlier this year, has been forced to withdraw.
Wassabi said on Instagram : "With all these rumours going around, there’s only 2 things that are true.
