SriLanka, Sept. 11 -- A Special Police Investigation Unit (SIU) has launched an internal inquiry into potential lapses and negligence surrounding an ongoing investigation into two containers carrying a stock of more than 471 kgs of crystal methamphetamine Ice.

Earlier, five suspects were arrested after authorities found over 471 kilograms of crystal methamphetamine, known as "Ice," hidden inside shipping containers at the Colombo Port.

The containers, which were imported from Pakistan, are currently held at the Colombo International Container Terminals (CICT) at the Colombo Port. The internal probe was initiated on the instructions of Inspector General of Police (IGP) Priyantha Weerasooriya following observed shortcomings in the operati...