ISTANBUL An Istanbul court has decided to block access to the YouTube channel of imprisoned journalist Fatih Altaylı and remove its content. The decision on Aug. 7 was not immediately enforced, though reports said it had been communicated to internet service providers. The court’s ruling, which refers to an article of the Internet Law , said the access ban was imposed “for the purpose of protecting national security and public order and preventing crime.” Altaylı, whose channel has around 1.65