"It just blew our mind,” he said. “What if my kids were on the bus and she got angry?"
School officials said that Beachum started working with Union County Public Schools on Jan. 3. She was fired Friday.
“It just goes to show you what lengths people are willing to go to when they have evil in their heart,” Gregory said.
Porter Ridge had additional security on campus Friday.
"I pray every day that when my children leave me that God's going to take care of them,” Gregory said.
The motive behind the two messages allegedly posted by Beachum is not clear, but detectives said they don’t believe Beachum intended on acting on the threat.
“The safety of our kids and schools is one of our highest priorities,” Union County Sheriff Eddie Cathey said in a news release. “Any comment, rumor or social media post mentioning violence on school property is unacceptable and will not be tolerated.”