The imprisoned leader of the banned Kurdistan Workers' Party (PKK), Abdullah Öcalan, has urged his followers to lay down their arms in the decades-long fight against Turkey. "All groups should lay down their weapons and the PKK should dissolve," according to a statement from Öcalan read by the pro-Kurdish Peoples' Equality and Democracy (DEM) Party in Istanbul on Thursday. A delegation from the party had visited Öcalan in the morning at the prison on the island of Imrali in the Sea of Marmara. A