The police have arrested two CPI(M) activists in connection with the bomb attack on the Rashtriya Swayamsevak Sangh (RSS) office in Payyannur here, on Friday.
According to the police, CPI(M) activists Kashyap, 23, from Payyannur and Ganil, 25, from Peralam were arrested after questioning.
A police team led by Payyannur DySP was investigating the incident. The RSS had earlier accused the CPI(M) of plotting the attack.