A New Orleans police officer sexually abused a teenage girl he met on the job. He is one of hundreds of officers arrested for child sexual abuse over the past two decades. Washington Post reporter Jessica Contrera talks about investigating allegations against law enforcement.

The SAT exam is now an hour shorter and completely digital. NBC News has more.

The Wall Street Journal remembers Shigeichi Negishi, the inventor of the karaoke machine, who’s died at 100.

Today’s episode was guest-hosted by Yasmeen Khan.