Cash App founder Dead: Bob Lee stabbed to death

The founder of Cash App and former chief technology officer of Square, Bob Lee has been stabbed to death.

The San Francisco Police Department said officers had responded to a report of a stabbing at around 2:35 a.m. Tuesday. They found a 43-year-old man suffering from apparent stab wounds, police said.

The man was transported to a local hospital in life-threatening condition and later died, police said.

The 43-year-old Lee was the Chief Product Officer of San Francisco-based cryptocurrency startup MobileCoin.

On Twitter Tuesday evening, a flood of messages were posted eulogizing Lee, many including his @crazybob Twitter handle.