No she didn’t. There has been no violence.
Linda Sarsour is worthy of at least as much attention and notoriety as Kathy Griffin and Madonna, both of whom were questioned by Secret Service, and are still subject to extended scrutiny.
Threats or implied threats do not actually have to be carried out, to earn this kind of examination of motives and beliefs.
Saying there was “no violence” does not mean there was no violence, either in the works or already executed, but not yet connected.
Incitement without resultant violence is still incitement.