Los Angeles County sheriff's officials are investigating how a young boy was critically injured in Lancaster.LANCASTER, Calif. (KABC) -- Los Angeles County sheriff's officials are investigating how a young boy was critically injured in Lancaster.Deputies were called to a home on East Avenue K around 12:15 p.m. Wednesday. They found the young boy, and he was immediately rushed to the hospital.No information has been released about how the boy was hurt. No arrests have been made. Report a correction or typo