Hall of Fame
Well, maybe you missed the part where Serena told him he wont be ever in another match of her. I dont know what you qualify as verbal abuse, but for starters, yelling is a verbal abuse basically in any civilzed society. So your defense is poorer than Karlovic's oneIf you can give me an example of a higher level of abuse, I'm with you 100%.
Things like a threat, swearing at him, thing to me that is a real verbal abuse