Robbers put mayor's son in chokehold, stole his cell phoneMayor Rahm Emanuel’s 17-year-old son was robbed near the family's home on the North Side on Friday night, according to a Chicago police report.. One of them "placed his arm around the victim's neck in a rear chokehold," and the second one struck the teen with a fist, knocking him to the ground. The robbers took the teen’s cellphone and patted him down, the police report said. "The offenders then asked the victim, 'What else you got?' (and) forced the victim to enter his security code to unlock the phone," the...