GALLUP — In recognition of Domestic Violence Awareness Month, the Megaton Brazilian Jiu Jitsu Studio (106 W. Coal Ave.) will host free beginner self-defense classes every Friday (Oct. 4, Oct. 11, Oct. 18, Oct. 25) from 6-7 p.m. Free to any survivor or witness of domestic violence. Limit 20 attendees. Information: 505-979-3541 or www.gallupjiujitsu.com.