Sri Lankan police said they arrested 2,121 suspects in an island-wide special operation in the 24 hours ending at 6 a.m. on 18 December 2023, the first full day of Operation Yukthiya.[1] The 2,121 suspects were 2,020 men and 101 women.[1] Police obtained detention orders against 12 suspects and sent 133 people to rehabilitation.[1]

Officers recovered 178 kilograms of cannabis, which News First described as the dominant drug seized in the sweep.[1] Police also reported recovering 30,550 cannabis plants during the same 24 hours.[1]

The Police Special Task Force and the Air Force ran the operation on the orders of Acting Inspector General of Police Deshabandu Tennakoon.[1]

Most of those arrested came from the Western Province.[2] Police said 116 of the 3,340 people listed in their Special Branch and Narcotics Bureau databases for the operation had been arrested.[2]

The sweep combined the police, including its Narcotics and Special Bureau, with the armed forces and the Police Special Task Force.[2]