"We have offered both the Russian services and our partners in the region increased cooperation," says French President Emmanuel Macron on his arrival in Cayenne, French Guiana. "We must avoid any instrumentalisation or distortion, but we must be demanding and effective," he added, following the attack claimed by the Islamic State-Khorasan, a local branch of the jihadist group, which killed 137 people in Moscow on Friday night. (COMPLETES VIDI34M87RK_EN and VIDI34M89HN_EN) IMAGES AND SOUNDBITES