The intricate dance between highly organized ultras fan organizations, the teams they support, and the mafia for control of the center of curva and the lucrative ticket-touting opportunities that come with it.

“‘It’s like a novel,’ a newspaper editor once told me, shaking his head. When I recently asked Ruggeri, the chief investigator, to sum up the case, she stared at her desk and just said ‘incredible’ four times.”

On starting a rural retreat for recovering addicts.