Groundbreaking music executive Dave Shapiro has died in a San Diego plane crash. He was 42. The music agency Sound Talent Group confirmed Shapiro died in the crash.

Tributes were pouring in across social media Thursday for music agent Dave Shapiro and drummer Daniel Williams, who were both believed to be involved in the deadly plane crash in a Murphy Canyon neighborhood.

Shapiro, co-founder of Sound Talent Group, and two employees were among those killed in the San Diego plane crash.