During testimony in Sean “Diddy” Combs’s sex-trafficking trial, Cassie Ventura shared details about Combs’s alleged abuse and her relationship with rapper Kid Cudi.

Cassie has revealed new details about the alleged abuse she faced from Sean "Diddy" Combs while on the stand at his trial.

The Sean “Diddy” Combs sex trafficking trial reached a dramatic peak on Wednesday afternoon as his ex-girlfriend Casandra “Cassie” Ventura broke down in tears during her final testimony. The last stretch of her questioning by the prosecution focused on the latter part of her 11-year relationship with Combs,

Cassie Ventura returned to the stand today for more bombshell testimony as the government's highest-profile witness in the trial against Sean "Diddy" Combs. NBC News' Chloe Melas reports from outside the courthouse about Cassie revealing Diddy's jealousy over her relationship with Kid Cudi and his sharing an explicit video of her with other people.

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.

Cassandra "Cassie" Ventura took the stand at her ex Sean "Diddy" Combs' sex trafficking trial starting on May 13 Elizabeth Williams via AP ; Neilson Barnard/Getty Cassandra "Cassie" Ventura began testimony against her ex Sean "Diddy" Combs in his sex ...

Casandra 'Cassie' Ventura said Sean 'Diddy' Combs physically abused her and gave her a black eye before her movie premiere.