2 men arrested in 1996 disappearance of Kristin Smart

Paul Flores was arrested by the San Luis Obispo County Sheriff's Office for the murder of the college student. His father, Ruben, was also charged Tuesday as an accessory to the murder.
2:53 | 04/14/21

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Transcript for 2 men arrested in 1996 disappearance of Kristin Smart
We are back with major developments in the cold case of Kristin smart. The college student would went missing nearly 25 years ago. Two men have been arrested including a fellow student last seen with her and police are crediting a podcast with the break in the case. Amy has the details. Good morning, Amy. Reporter: That's right. After years of calling Paul flores a prime suspect, police finally arrested had imfor murder. His father Ruben arrested as an accessory to murder and this morning, a search on his property for Kristin's body as her family hopes to finally find closure. This morning, Paul flores waking up behind bars accused of murdering college student Kristin smart nearly 25 years ago. Flores has been under suspicion since smart disappeared back in may of 1996. He was the last person spotted with the 19-year-old seen walking her home from a party at California polytech state university in San Luis obispo the night she went missing? Paul remained as a person of interest and as the case progressed became a suspect and the prime suspect of the case. Detectives secured a court order authorizing the interception and monitoring of Paul flores' cell phone and text messages. Reporter: On Tuesday police arresting Paul's father, Ruben, as an accessory searching the 80-year-old's property last month with cadaver dogs and using ground penetrating radars. Police say they found evidence there, but have still not found her body. Smart's family has been hoping for answers for decades. It's been tough. We don't have closure and it's been 20 years. Reporter: The popular podcast "Your own backyard" which shed a new light on smart's disappearance helped lead them to the arrest. Part of the reason that I first got involved with telling the story of Kristin smart was that things had been too quiet. Reporter: The podcast introducing new witnesses in the case including one woman who says she spoke to Ruben's wife after smart disappeared. I worked with her and she shared with me that Ruben in the middle of the night had gotten a phone call and he just took off and she was very puzzled by They've been waiting for this for way too long but it's also surreal and it's hard to take it all in. Reporter: This morning smart's family calling the arrest bittersweet saying it is impossible to put into words what this day means for our family. We pry it is the first step to bringing our daughter home. Paul remains behind bars with no bail. His arraignment is scheduled for tomorrow and Ruben's bail was set at $250,000. We reached out but the flores family is not speaking right now and Paul's attorney says they will not comment on ongoing litigation, guys, back to you. Thanks very much. Once again a podcast. A podcast as we've seen before leads to -- Brings a lot of public interest and leads to solving these cases.

This transcript has been automatically generated and may not be 100% accurate.

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