The call came at 2:17 PM on a Thursday, Alex's voice breaking with panic: "It's Mom; she collapsed at the rehabilitation facility while visiting Jackson; they're doing emergency surgery now, and the doctors are saying it's bad, really bad."

Aryyah had been in a board meeting when her phone vibrated insistently, and she'd stepped out to take the call that made her blood run cold. "What happened?"

"Massive stroke," Alex said, his words tumbling over each other. "She was talking to Jackson, ...