Cassie will testify again about the alleged sexual, physical and psychological abuse she endured at the hands of former partner Sean "Diddy" Combs.

Sean “Diddy” Combs’s federal sex-trafficking trial and high-profile case continues on Day 3 as Cassie Ventura testifies on alleged abuse, freak-offs and Kid Cudi.

After pleading not guilty, Combs’ highly anticipated trial began on May 12. On day two, key witness Cassandra "Cassie" Ventura took the stand, delivering an emotional testimony filled with explosive claims from their decade-long relationship. From the legal teams to the witnesses, here's a guide to the key players in Diddy's sex trafficking trial.

Lawyers for Misa Hylton, who previously showed support for Diddy accuser Cassie, said that she was at the trial to support her son with the music mogul.

Casandra Ventura Fine, known professionally as Cassie, is the the prosecution's star witness in the case against her former partner, rap mogul Sean "Diddy" Combs, who faces charges of sex trafficking, racketeering and transportation to engage in prostitution. Combs has pleaded not guilty.

Diddy sex-trafficking trial begins, Taylor Swift faces a subpoena, Halle Bailey wins a restraining order and more in this recap of music law news.