julie watts explains cbs is not just suing to get the video, but preventing them from writing law. >> reporter: we have been working with law enforcement to avoid this lawsuit. but one local agency is simply refusing to release its full video, which the public has a right to see. if we don't push back, their interpretation of the law could have a ripple effect across the state. >> and it is the binoculars. >> these days, 7-year-old sawyer is always on the lookout. >> i keep thinking about that guy. >> he has good reason. >> it was really scary. >> reporter: his mom decided to take the kids to this popular park last april during spring break. >> there were kids all over. kids at camp and kids without parents. >> little did they know a highway patrol special task force had already made what turned out to be a fatal decision to serve a planned high-risk search warrant to an armed felon at a public park without clearing the park or notifying local police. >> i just really don't understand why they chose this park, that day. >> multiple shots fired. the suspect is a while male. >> reporter