CHATSWORTH - A 5-year-old boy remains in critical condition after suffering a serious head injury in Chatsworth last week. <br>
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The boy -- whose name has not been released -- was on a spring break vacation with his mother and three siblings when he was injured <br>
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He was admitted to Murray Medical Center on April 16 and then was transported to T.C. Thompson Children's Hospital in Chattanooga, Tennessee. <br>
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Police say the cause of the injury was still under investigation. But the boy was alone in a room with an 11-year-old sibling. The 11-year-old says the boy fell off the bed. <br>
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The boy's mother -- 30-year-old Sabrina Graham of North Augusta, South Carolina -- has stayed in the northwest Georgia area to be with her son. Graham and her children were visiting her boyfriend in Murray County when the incident occurred. <br>
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The other children are staying with relatives in Pennsylvania.