STILLWATER – Stillwater Martial Arts is partnering with the Stillwater Public Library (SPL) to offer a free self-defense class for teens in grades 6-12 on Friday, April 26, from 5:306:30 p.m. Attendance is free and open to all teens in the Payne County area. Registration is optional for this program, but interested teens are encouraged to register to receive email reminders.In this int...