A party guest at one of Sean “Diddy” Combs‘s events has claimed in a new lawsuit that a pro-athlete stopped the mogul from continuing to sexually assault him at a party.In a complaint filed Sunday, a man identified as “John Doe” claims the Bad Boy mogul made unwanted advances toward him at a party and grabbed his genitals through his pants, “squeezing them in a rough and sexual manner.”Doe, a luxury car and jewelry businessman who had previously worked with Diddy, alleged that the incident took