Elizabeth Karitu an Assistant County Commissioner from Lukenya has been arrested over the mysterious disappearance of keys where the National examinations are being held.
The Assistant County Commissioner was held at Parkland police station immediately after the incident as investigations continue.
Karitu is said to have said that she found her handbag missing from his car when coming out of hospital.
Efforts are currently underway to replace the locks of the containers where the National examinations are being held.
Security officers have also been called to step in to protect the containers from any attempted theft that may happen.
The under investigation Commissioner is set to be replaced as the nature of the incident seems suspicious.