. >> reporter: this is the 5800 block the foote street northeast, not far from where marty mcmillan'sndmother lives. it's on this street where she found her grandson's car. it's the last clue that anyone it was april 22nd the last time anyone in his family saw or spoke to marty mcmillan jr. after that, they say he disappeared. they say that he had met a woman on plenty of fish, a dating app, that he had talked to her and was going to meet her that saturday night. the last phone call made from his phone was to that woman. police have spoken to that woman. the family said she did not provide much information at all. in fact, she said she never met or spoke with marty mcmillan jr, but his grandmother, his father, are desperate to find out what happened. >> somebody knows something. just say something so we can find out. you can't have closure if you have a loved one and you don't know where they're at, what happened to the body, there's no closure. >> reporter: the family has even set up a gofundme page, to raise money for a reward to pay for information to find marty mcmillan. if you kn

it's been nearly a month since 22-year-old marty mcmillan went missing. some of his last contacts were made with a woman on a dating app. mark segraves spoke with the family today. he's in the newsroom. >> good evening, wendy. we talked to the father and the grandmother at their home today. they say they are fearing the worst, but they think that someone out there knows what happened to marty mcmillan. >> his kindness. he had a heart. he cared about people. >> reporter: felicia wants to hold her grandson again. he's been missing for nearly a marty mcmillan jr had recently started a new job. his father said his son had just been accepted into an eelectrician's union as an apprentice. >> you could see him from a teen, getting in trouble, kinda growing up and doing things the right way. >> marty's grandmother was so proud of him, she bought him a car so she could go back and forth to work. >> he was so excited. he just said, thank you, grandma. >> reporter: but on april 22nd, he left home to see a woman he met on the dating app, plenty of fish. marty never c

his name is marty mcmillan. he's 22 years old and hasn't been heard from since april 22nd. he left to meet a woman on the dating app plenty of fish. detective it's told the family they interviewed the woman from that dating app that marty last called. the woman told police she never spoke to or met marty and someone else must have used her phone. >>> and a beach tribute. why families are fighting to keep the memorials they say they paid for. >>> and whatnot to do on your next beach vacation. how that luxury car ended >> those commercials, you got to be careful. those are professional drivers on a closed course as they say. 50s and 60s as we step out the door. 93 coming your way today. to take on the "tom insurance companies and the credit card companies and the wall street banks... that's what tom perriello is about." progressive causes have been my life's work. i'm tom perriello... and before and after congress i led non-profits to battle climate change, poverty and president bush's attacks on civil rights. now i'm running for governor to reduce econom

. >> his name is marty mcmillan. and tonight investigators are focusing on the contacts he made on a popular dating app, and his car, which was found abandoned. mark segraves talked to family members today who are pleading for help. it's a story you'll only see on news4. >> we love each other. i love you, i love you too, grandmother. >> reporter: those were the last words she heard from her grandson, that was april 22nd. marty mcmillan's father said his son would never go this long without at least calling. >> no, never letting his family worry like this. his mom, his grandma are going crazy. i want to know what happened, where my son is. >> reporter: marty is 22 years old, he just started a new job and his grandmother had just bought him a car. marty's father said police told him they talked to the woman marty said he met on the dating app, plenty of fish. she told them she never spoke to marty. three weeks after he was reported missing, marty's car was found not far from his grandmother's home. the family believes

his name is marty mcmillan. he hasn't been heard from since april 22nd.he left to meet a woman he met on plenty of fish. weeks later, abandoned near his grandmother's home. his family believes the car was driven after he disappeared. now his grandmother fears the worse. >> we want closure. we want to be able to put him away like everyone else is put away. i don't want him to be out there in some field of dirt somewhere. >> detectives told the family they interviewed the woman from the dating app marty last called. the woman told police she never met him or spoke to him and someone else must have used her phone. >>> we go behind the scenes of the one place missing children are not forgotten regardless of how long they have been gone. lisa davidson was only 7 when her sister disappeared 43 years ago. it was help from the center of missing and exploited children and she's getting a look at what her then 14-year-old sister would look like today. it's giving her her search. >> i know the outcome might not be good but at least it's closure and i'll have the ans