Chloe Melas describes the mood inside and outside the Manhattan courthouse on the first day of testimony. The record producer has denied the allegations against him, and in his defense's opening statement claimed the encounters described in the indictment were consensual. A security guard tells the jury what he saw after Combs was caught on tape beating Cassie Ventura in a hotel hallway. Then a man who says he took part in freak offs testifies that he too witnessed alleged violence by Combs toward Cassie.

For more NBC coverage of the trial check out our newsletter, “Diddy On Trial”: NBCNews.com/Diddy

Keith Morrison shares his latest reporting on the murders of four University of Idaho students including exclusive interviews and never-before-publicly-seen video. The retrial of Karen Read is in week three. The prosecution plays some of her final voicemails to John O'Keefe. And jury selection is underway in Sean Combs's blockbuster trial.
Find out more about the cases covered each week here: www.datelinetruecrimeweekly.com

In Massachusetts, Karen Read's retrial continues with new evidence and an emotional witness. In Ohio, an arson plot involving a latex mask and a wig points investigators to a decades-old murder. Plus, the latest pre-trial rulings for Sean Combs and Bryan Kohberger. And a sheriff on keeping courtrooms safe.
Find out more about the cases covered each week here: www.datelinetruecrimeweekly.com
Listen to Andrea's reporting on the Nevaeh Kingbird case here: https://www.nbcnews.com/dateline/dateline-missing-in-america-podcast/dateline-missing-america-podcast-covers-october-2021-disappearance-nev-rcna86829