"It's clear from the video ... she wasn't preventing anything," Horst said.
However, district attorney King said the video "doesn't tell the complete story of this case," which she said "is not a free speech issue." She said the officers reminded Abbott several times that she could file a complaint if she had a problem with the security check proceedings.
"You can speak your mind, but you can't do it in an illegal manner," she said. "What the defendant did was a crime."
The case briefly drew national attention as hundreds offered Abbott support and donations amid debate over whether new, intrusive screening methods should be allowed at airports.
"Since 9/11, we're losing a lot of freedom, and we have to draw the line somewhere," Horst said in closing arguments.