The 17th District Domestic Violence Sub-Committee is hosting a Self Defense Technique Class and sharing Street Safety Tips on Saturday, April 23rd from 10:00 AM – 11:30 AM at Independence Park Field House, 3945 N. Springfield.  Those interested in attending can simply RSVP by April 20th to Officer Maryjane Parks at 312-742-4588 or by e-mail at  Comfortable clothing is recommended for the event.