Final answer:
Serena Williams received shocking news while in Toronto that her older half-sister, Yetunde Price, had been killed in a shooting in Compton in 2003. Yetunde was not the intended target but was caught in the crossfire.
Step-by-step explanation:
The question relates to Serena Williams, the well-known professional tennis player. Serena received shocking news while in Toronto for an acting role that her older half-sister, Yetunde Price, had been killed in a shooting. The tragic event occurred in Compton, California, in 2003. Yetunde Price was not the intended target, but she was unfortunately caught in the crossfire. This news deeply affected Serena and her family.