Gone : Barway Edwin Collins , 10 , went missing from his Crystal , Minneapolis , apartment building last Wednesday after school . Police in Minnesota say they believe the father of a missing 10-year-old boy has n't been honest about his disappearance . Barway Collins was last seen after school March 18 near his apartment complex . Police said they were working to find the boy and were checking flights to see whether he might have been sent overseas to his mother , believed to be in Liberia . Chief Stephanie Revering said Barway 's father , Pierre Collins , is now considered a suspect . Revering says Collins , who was seen wiping away tears at a vigil held for the boy Monday , was given a lie-detector test and 'we believe he was untruthful . ' Police released a video of Barway riding a bus after school . In the video , the boy said 'there 's my dad ' and 'there 's my uncle . ' Police want to identify the uncle . 'The father and the party described as an ‘ uncle ’ are likely the last known people to have seen Barway , ' Revering said , as reported by the Star-Tribune . 'Unfortunately , we have reason to believe that Barway ’ s father has not been completely truthful with us . ' Dozens of relatives , friends and supporters came together Monday in Crystal , Minnesota , to plead for the safe return of Barway Edwin Collins . Cash was donated to the family as Pierre Collins sobbed and his wife stood , it appeared , at his side in support . 'Unfortunately , we have reason to believe that Barway ’ s father has not been completely truthful with us ' : Crystal Police Chief Stephanie Revering , right , releases a videoshowing 10-year-old Barway Collinson a school bus prior to his disappearance . 'There 's my dad ' : The footage in question ( pictured ) also has audio and , police say , as the bus pulled up to Barway 's building he pointed out his father and an uncle . Previously , police had been searching for anyone who might have seen Barway at that point , the moment of his disappearance . Emotional ? Barway Collins ' father , Pierre Collins , wipes away tears as he stands with his wife , Yamah , and supporters at vigil Monday for their missing son . Police say Pierre failed a lie-detector test and is not sharing everything he knows . Over the past five days , local police , federal agents and Hennepin County 's sheriff 's deputies have been searching the area for Barway with K-9 dogs , reviewing footage from surveillance cameras and interviewing family members and witnesses . According to the Crystal Police Department , a man and woman pictured in a screen shot from a CCTV camera installed at the front entrance of the Cedarwood apartment complex may have witnessed Barway being dropped off from school . So far , the mystery couple have not been named as suspects or even persons of interest in the case . Chief Revering said Monday that an Amber Alert has not been issued for Barway because investigators believe he may be with a relative . Missing ? Massive billboards have sprung up to help in the search for Barway , but now police have started to wonder just how missing he truly is . Pierre Collins and his wife Yamah , stand with supporters at a vigil Monday in Crystal . Police now say they are working to find the boy and checking flights to see whether he might have been sent overseas to his mother , believed to be in Liberia . Outpouring of support : A young boy adds a donation for Barway Collins ' family to the pile during the vigil Monday . Inside job ? Police have not issued an Amber Alert saying the 10-year-old ( center ) may be with someone he knows . While law enforcement officials continued searching for the missing fourth-grader , members of Crystal 's Liberian community were busy handing out fliers featuring Barway 's picture to help bring him home . At around 5pm Monday , more than 100 people gathered outside Cedarwood apartments for an emotional prayer vigil . 'We miss Barway , ' his father , Pierre Collins , told the crowd . 'Barway has been gone for a very long time now . We are begging and asking everyone to look out there . ' Chief Revering also attended the gathering , promising Barway 's family to continue looking for him until he is found , according to Minneapolis Star Tribune . Barway was reported missing by his father at around 6.30pm after the child failed to come home from school . A call to the school bus company revealed that the 10-year-old was dropped off outside his building at around 4.15pm . Mr Collins and his wife , Yamah , said the entrance surveillance camera caught their son opening the front door to the building , looking inside and then closing it , as if someone called him outside . 'Please just bring him back . We just want Barway back . We do n't want anything from them . Just let him go . Just let him come home , ' the parents begged , according to KARE11 . Collins is described as 5 feet tall , weighing 80lbs with black hair and brown eyes . He was last seen wearing a black jacket , white T-shirt , black pants , red shoes and carrying a red school backpack . Anyone with information on Barway Collins ' whereabouts is being asked to call police .
Barway Edwin Collins , March 18 , went missing from his Crystal , Minneapolis , apartment building 10 after school . After his fatherdenied knowing his son 's whereabouts , CCTV emerged of Barway shouting 'There 's my dad ' from the bus where he was last seen . His father Pierre Collins just this Monday had been seen wiping away tears at a vigil held for his son . Police said Tuesday they were checking flights to see whether he might have been sent overseas to his mother , believed to be in Liberia .