AIZAWL, July 17 ? Five persons have been arrested by Mizoram police as search was continuing for a Delhi-based couple for their alleged involvement in trafficking of Mizo girls to the national capital, police said here. While the five, all suspected accomplices of the couple, were rounded up recently from the Mizoram-Myanmar border town of Champhai, a senior state police officer was camping in Delhi to track the duo, alleged kingpin of the racket, The two were reportedly absconding after filing of an FIR by an NGO Human Rights and Law Network about the trafficking of at least 20 girls from Champhai and Aizawl to Delhi in recent times.