Singer Dawn Richard saw Sean “Diddy” Combs beat his then-girlfriend Cassie Ventura “often” — including once coming at her with a skillet, knocking her to the ground, a Manhattan court heard Friday. Richard — a former singer in the Combs-founded girl group Danity Kane — told jurors she first witnessed the music mogul attack Ventura in 2009,

Sean “Diddy” Combs’ federal sex-trafficking trial commenced in New York. Cassie Ventura testified against the hip-hop mogul, and on Friday (May 16), Dawn Richard — who sued Combs for sexual abuse in September — testified against him as well.

The musician performed in two of the mogul’s best-known recent acts, Danity Kane and Diddy — Dirty Money. She sued him last year, alleging threats and groping.