Jeremiah Oliver was last seen in London . The year - old is still missing . Multiple calls to Sierra 's attorney have gone unreturned . The young girl 's father and boyfriend have been murdered . ` ` This is a deeply concerning case of neglect , '' commissioner says .
Jeremiah Oliver was last seen in London . The year - old is still missing . The young girl 's father and boyfriend have been murdered . ` ` This is a deeply concerning case of neglect , '' commissioner says .