it was just days ago in spring washington, 10-year-old brendan and 8-year-old delisa wright were playing in the park and sprang into action chasing this person who snatched their 52-month-brother owen. you can see them. a father says a family friend left them alone when it happened. she tells abc news tonight she's heartbroken. >> what did you think when you saw him grab your brother? >> i thought he was trying to kidnap him. >> weren't you scared? >> yeah. >> yes. >> what'd you do? >> i ran. and screamed. >> a lot of people would be too scared to do what you did. you chased after the bad fy to help your brother? what were you thinking? >> well -- emergency. >> reporter: she said a stranger started talking to them, trying to make friends. >> what did he say to you? >> he said he's nice to kids and he'd been babysitting for a long time. >> really he tried to make friends with you? >> yeah. but he lied to me. >> he did lie to you. >> reporter: the suspect dropped little owen down the street after two teenagers joined in the chase when they saw the kids running after him. late today, police