The manager of a boxing gym in San Jose has been arrested on felony sexual assault charges after he allegedly committed sex crimes against three women, prosecutors said.

A San Jose boxing instructor is charged with multiple sex crimes, with past misconduct for context, and the DA seeks more information from potential victims.

The manager of a downtown San Jose boxing gym has been charged with groping two women and trying to extort a third for nude photos. Now, Tristan Arfi, 42, has been charged with five counts of sexual battery and two counts of attempted extortion,

A convicted sex offender who works at a San Jose boxing gym was arrested Thursday and charged with committing sex crimes against female gym members and an employee. Tristan Arfi, 41, of San Jose, is a manager at the boxing gym YBX Fitness on First Street downtown,