bordeaux. >> police also needed to have a conversation with kelli'ds boyfriend, justin thompson. t justin had a huge new lead waiting for them about the night kelli disappeared. coming up -- a new possible suspect. >> he is the last person that is seen with kelli. that was very concerning to us. >> why something in his past would trigger even more alarm bells. >> it certainly was a red flag. >> when "dateline" continues. ♪ ♪ before you go there, or fist bump there, or... oh! i can't wait to go there! or reunite there, start here. walgreens makes it easy to stay protected wherever you go. schedule your free flu shot and covid-19 vaccine today. in business, setbacks change everything. so get comcast. business internet and add securityedge. it helps keep your network safe by scanning for threats every 10 minutes. and unlike some cybersecurity options, this helps protect every connected device. yours, your employees' and even your customers'. so you can stay ahead. get started with a great offer and ask how you can add comcast business securityedge. plus for a limited time, ask how to