Thiruvananthapuram, Nov. 4 -- A 17-year-old boy and his 18-year-old girlfriend were on Tuesday taken into custody in connection with the murder of another 17-year-old boy, whose body was found stuffed into a sack and dumped in an abandoned plot on the outskirts of Kerala's Thiruvananthapuram a day earlier, said police.

A 22-year-old repeat offender was arrested for allegedly participating in the killing, they said. The prime accused was produced before the Juvenile Justice Board on Tuesday, which sent him to a shelter home till November 10.

Meanwhile, the state government announced that a special investigation team (SIT) under the Sreekaryam circle inspector would probe the case. Addressing a press briefing on Tuesday, city police commi...