Police sources said 'SS 2nd Lt' Moirangthem Inaocha, 43, Moirang, Manipur; 'SS 2nd Lt' Chongtham Suresh Singh, 37 of Mayang Imphal and 'SS Lt' Longjam Tomba Singh, 46 of Langdum Mamang Leikai Imphal East district, were arrested at Saitual, about 80 kilometres east of Aizawl, while on their way to Champhai town near the Myanmar border.
Naba Singh, 51, a teacher at Zote near Champhai and his wife Champasana, 51, were also arrested along with the trio.
But the couple was found to have no connections with the militants outfit. "Acting on a tip-off, we laid a trap and arrested them while on their way to the Myanmar border in a vehicle on Saturday," a source from Saitual police station said.