Transcript for Police Investigate Motive in the Planned Parenthood Shooting
First, the deadly shooting at the planned parenthood clinic. Kror kro springs looking for answers and mourning the dead tonight. Investigators on the scene, searching one of several police cars damaged during the attack. The community remembering the three who lost their lives, Garrett Swasey. Jennifer markovsky. And the man in the killing tree, and why he might have started shooting. Clayson Sandell tonight. Reporter: Investigators tonight say it could take a week to process the skrim V crime scene that was pure chaos. We're pinned down we're getting heavy gunfire! Reporter: A gunman, taking aim at police, and everyone else at a Colorado Springs planned parenthood building. He fired a round through the back window of my car. Reporter: People inside and out, hiding anywhere they could. All I heard was screaming and people saying to get down. When I looked out the window is when I had actually scene the gunman just shooting randomly. As police tap into closed circuit cameras to track his movements. He is coming out. He has the a-can. He was aiming for my head. Reporter: The alleged gunman, 57-year-old Robert dear from Colorado. Neighbors say he kept to himself, moving into this remote trailer home about a year ago. Searched Saturday by police. It's very easy to just do your own thing and not be noticed because everybody minds their own business pretty much out here. Reporter: As for a possible motive, law enforcement sources say after dear surrendered Friday, he allegedly made rambling, hostile comments about planned parenthood. The U.S. Attorney general calls the shooting "A crime against women receiving health care at planned parenthood." Officials say dear appears to be a classic lone wolf. He is not talking to people. He is not saying I'm going to do this or that. Very hard to identify that type of person as a threat. Reporter: But even understanding the shooter's alleged motive will not bring back three victims, Stewart, a entrepren entrepreneur. Jennifer, a mother. He would have gone into that clinic to serve those people because their lives matter. Reporter: Today at his church, a prayer for his alleged killer. We forgive him. We can't not. You have forgiven him. Garrett has forgiven him. Reporter: Swasey was a champion junior ice skater, who once trained with his friend. Olympic skater Nancy Kerrigan. He was strong and powerful and yet did it with a nice and yet did it with a nice ease. You can't explain it it's horror riffic and sad. Reporter: Nine others wounded in the hospital behind me, they are all expected to be okay. The suspect will be in court for tomorrow. Tom? The new system on the way. Treacherous rain, ice and deadly
This transcript has been automatically generated and may not be 100% accurate.