. >> eric hendrickson with the fairlawn police department arrives on the scene. >> when i arrived theye still arguing pretty heavily, and i wanted to get them separated. that way i could talk to them to try to figure out what happened. >> both sides give conflicting stories about what leads up to the confrontation, but the video reveals what happens in the parking lot once they pull over. >> after we reviewed the video that simon showed us, we approached this from advised that the incident had been caught on tape and it had been determined she was the primary aggressor in the situation. we placed miss brown under arrest. >> she pleads guilty to assault and aggravated menacing. she serves five days in county jail. even though fulmer's video is useful to the police, hendrickson warns once again against taking matters into your own hands. >> confronting the suspect in this type of situation isn't advisable. if you can keep your distance while you're on the phone with the 911 dispatcher. that's way you're not putting yourself in harm's way. for simon to exit the people, put himself into a

. >> and sarah hendrickson, just 19 years old and a world champion.er participate in the sport. >> i could potentially be one of the first women jumpers to go to the olympics and represent the u.s. that's crazy but it's an amazing feeling. >> overall, it will be a big year for women. 1300 females are set to compete in sochi. a long way from the first winter games in 1924 in france where only about a dozen women participated. man, that ski jumping. >> those women are fearless. >> the u.s. trials for this are on sunday. lindsey van will compete but sarah hendrickson is still recovering and hopes for a special appointment to team usa. the competition gets underway february 6th right here on nbc. coming up next, maria shriver on a remarkable program giving women a chance to compete in the tech world and how to train your dog to learn new tricks. we'll see what we can teach natalie's dog. but first, this is "today" on nbc. good girl. in you to launch the space shuttle or build a video game? think again. maria shriver is here with a story of a great group o