KUALA LUMPUR, May 15 -- Inspector-General of Police Datuk Seri Mohd Khalid Ismail has ordered a full investigation after drugs and other prohibited items were found inside a police lock-up in Ipoh, Perak.

He said the discovery was made during an inspection of holding cells, and that police routinely carry out such checks nationwide.

"We are continuously carrying out inspections and operations. I have instructed district police chiefs to inspect lock-ups from time to time.

"All state police chiefs have the authority to conduct inspections, and district police chiefs also carry out the same duties. Overall, the situation is good and under control," he told a press conference at Bukit Aman today.

However, he acknowledged a lapse in the I...