KANSAS CITY, Mo. (KMOV.com) -- Today marks a sad anniversary for the family of Lisa Irwin, the 10-month-old baby who went missing from her Kansas City home.Police say they have received thousands of tips, and followed several leads, since Irwin's disappearance one year ago. None of those tips has led them to baby Lisa.Family, friends and volunteers continue to post fliers of the missing toddler, refusing to give up hope that she will be found."We just ask you to keep it up and keep Lisa in your prayers because we are absolutely not giving up until she comes home."Lisa Irwin was reported missing after her father returned home from work, then discovered she was not in her crib.Deborah Bradley, the baby's mother, was the only adult in the home at the time of Lisa's disappearance.