JKLF Chairman Mohammad Yasin Malik and four other separatist leaders of the outfit were placed under preventive custody on Sunday when they were heading towards Sumbal area where two youths were allegedly killed in army firing.
"Malik along with Showkat Ahmad Bakhshi, Bashir Ahmad Kashmiri, Shahid Makaya and Javed Ahmad Mir were detained at Sumbal," a spokesman of Jammu Kashmir Liberation Front said.
He said Malik was on his way to Markundal village in Sumbal to condole the families of the two youths killed in the firing incident this morning.
The JKLF has called for a complete shutdown in Kashmir tomorrow to protest against the killings.