>> yeah, we had to eliminate mike bordeaux. >> mike insisted he was in florida when kelli went missingen so, police still considered him the primary person of interest. >> has her husband been questioned by detectives? >> we've had conversation with mr. bordeaux. >> police also needed to have a conversation with kelli's boyfriend, justin thompson. little did they know that 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 deep in the woods continues. >> when deep in the woods continues. ut what's next. and still going for my best. even though i live with a higher risk of stroke due to afib... ...not caused by a heart valve problem. so if there's a better treatment than warfarin, i want that too. eliquis. eliquis is proven to reduce stroke risk better than warfarin. plus has significantly less major bleeding than warfarin. eliquis

>> yeah, we had to eliminate mike bordeaux. >> mike insisted he was in florida when kelli went missingeville. even so, police still considered him the primary person of interest. >> has her husband been questioned by detectives? >> we've had conversation with mr. bordeaux. >> police also needed to have a conversation with kelli's boyfriend, justin thompson. little did they know that 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. every time we pre-rinse we waste up to 20 gallons of water let's skip the rinse. new finish quantum with activeblu technology, designed to clean without pre-rinsing. switch to finish and skip the rinse to save water. ♪ >>> police have just told us they have no new leads. >> nothing. >> kelli bordeaux. >> missing soldier kelli bordeaux. >> what happened to kelli bordeaux? >> it was no

>> we had to eliminate mike bordeaux. >> mike insisted he was in florida when kelli went missing in fayetteville police still determined him a primary person of interest. >> is her husband in question by detectives? >> we had conversation with mr. bordeaux. >> police also needed to have a conversation with kelli's boyfriend, justin thompson. little did they know that justin had a huge new lead waiting for them about the night kelli disappeared. >>> coming up -- >> get vibes from people sometimes. i could see, it was weird. >> a new possible suspect. >> he is the last person we see 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 "deep in the woods" continues. ds" continues. proof i can fight moderate to severe rheumatoid arthritis. proof i can fight psoriatic arthritis... ...with humira. proof of less joint pain... ...and clearer skin in psa. humira targets and blocks a source of inflammation that contributes to joint pain and irreversible damage. humira can lower your ability to fight infections