Ranchi, Nov 20 : The Maoists on Friday called for a shutdown in Jharkhand to protest against the police operation against them.

A tight security arrangement was made through out the state.

Security personnel have been put on high alert and a massive combing operation is on in sensitive areas of the state.

Last night, two passengers were killed and over 47 others injured when eight bogies of the Tata-Bilaspur passenger train derailed after Maoists blew up railway tracks in Jharkhand''s West Singhbhum district.

According to sources, the blast occurred between Manohar and Posoita railway stations just in front of the engine of the train, some 20 minutes after a pilot engine had passed. (ANI)