Transcript for Father of 13-Year-Old Virginia Murder Victim Opens Up
Right now the father of that young teen murdered in Virginia is now speaking out saying he and his wife tried to do everything they could to protect their daughter. ABC's Eva pilgrim is here with that story. Good morning, Eva. Reporter: Good morning. This case sounding alarm bells on social media for parents. Nicole lovell's father talks about his daughter this morning. The father of Nicole lovell speaking out for the first time since learning the details of his daughter's death. I know she fought like a wildcat. I mean, she's my kid. Reporter: Two Virginia tech students, 18-year-old David Eisenhauer and 19-year-old Natalie keepers are behind bars accused of allegedly plotting to murder the 13-year-old for weeks. Authorities say Eisenhauer had an inappropriate relationship with her, communicating with her on social media. Lovell's father telling Dr. Phil her family tried to step in after finding out she was talking to older men online. My daughter in Ohio had dug around in Nicole's instagram accounts and kik and so on and screen shotted me a few of those. Reporter: ABC news finding this screen shot of her kik account showing that around Thanksgiving she was chatting with a guy named David. They had actually had some very vigorous and on point discussions about her social media activity in November and December leading up to this. They had taken her phone away from her because they felt like she was having some inappropriate conversations. Reporter: One of lovell's friends telling ABC news she referred to Eisenhauer as hr boyfriend. Authorities say Eisenhauer told them he saw her the night she disappeared giving her a hug before going home. Four days later police finding the girl's body 80 miles from her home, about two miles from Eisenhauer's grandparents' home. I'd like to be locked up in the same cell with him. I'm pretty sure I could get answers out of him. He took my little girl. Reporter: Both students are still behind bars, neither interrinthave entered a plea. This has shaken the student, still in shock at these charges. They're still children doing this. That they're going on social media. Still on social media. Sometimes they don't realize the repercussions of what though Po post. The stories are so critical. More of the father's interview with Dr. Phil tomorrow. Thank you, Eva.
This transcript has been automatically generated and may not be 100% accurate.