Two leading investigative journalists, Ahmet Sik, far left, and Nedim Sener, center, arrive at court in Istanbul. (AP/Ozan Guzelce, Milliyet)
Two leading investigative journalists, Ahmet Sik, far left, and Nedim Sener, center, arrive at court in Istanbul. (AP/Ozan Guzelce, Milliyet)

CPJ concerned about rash of journalist arrests in Turkey