Closed Captioning ON OFF apply | reset x Text Display Background Enhancements font Times New Roman Arial Comic Sans size T T T T color share link July 14th, 2014 Workout class empowers women A class in self-defense system Krav Maga, taught by professionals like martial arts instructor Kelly Campbell, is being credited for enabling women to fend off attackers. NBC's Janet Shamlian reports. More video Sponsored Content Now Playing Caught on camera: Man barely escapes getting crushed at gas pump Sponsored Content Now Playing Volkswagen overtakes Toyota in worldwide sales Sponsored Content Now Playing Zion Harvey 'inspires,' gets first pediatric double hand transplant Sponsored Content Now Playing Vote for favorite charity to #UpgradeYourWorld Women's Health Now Playing Women Wait to See If FDA Approves 'Female Viagra' Now Playing Suit Follows Forced Vaginal Exams Now Playing Hospital Accused Of Taking Babies in 1950's and 60's Now Playing What is a BRCA Mutation's Link to Cancer? TRENDING Now Playing DIY your summer with YouTube star Eva Gutowski Now Playing Rock on! What famous band was first called Smile? Now Playing Netflix says Olsen twins 'teetering' on joining 'Fuller House' Now Playing Mary J. Blige, Queen Latifah cast in NBC's live musical 'The Wiz' Most Watched Now Playing Sponsored Content Mothers of teens missing at sea have faith in their skills: 'They're out there' Now Playing Sponsored Content Hope to It: Helping homeless women start over Now Playing Sponsored Content Madeleine McCann detectives contact Australia about remains Now Playing Sponsored Content Jen Welter becomes first female coach in the NFL Now Playing Sponsored Content Still no sign of 2 Florida teens who are missing at sea Now Playing Sponsored Content Mike Huckabee: Jews support my Holocaust comments Now Playing Sponsored Content Trump's attorney sparks outrage, saying: 'You can't rape your spouse'