WATCH: Tupac Shakur's sister breaks down in tears in court as she recounts the devastating toll her brother's murder has taken on their family more than 30 years later. "That day, the loss of Tupac, for a long time crippled my family." Through tears, she reveals her own struggles with depression, suicidal thoughts, and PTSD, telling the court she has been hospitalized multiple times. The emotional testimony comes as Duane "Keffe D" Davis, the man convicted of orchestrating the rapper's 1996 murder in Las Vegas, is sentenced to 40 years to life in prison.