Attachments Retired psychologist Dr. Frederick Kravitz testifies during the penalty phase of the trial of Marjory Stoneman Douglas High School shooter Nikolas Cruz at the Broward County Courthouse in Fort Lauderdale on Wednesday, Aug. 24, 2022. Kravitz treated Cruz for 13 months starting when Cruz was in first grade. Cruz previously plead guilty to all 17 counts of premeditated murder and 17 counts of attempted murder in the 2018 shootings.