The Delhi Police on Sunday detained a couple who was allegedly linked to the Islamic State Khorasan module from south Delhi Jamia Nagar for instigating anti-CAA riots in the national capital. They have been identified as Jahanjeb Sami and his wife Hina Bashir Beg, said Pramod Singh Kushwah, Deputy Commissioner of Police. They were involved in instigating anti-Citizenship (Amendment) Act protests, he said.