In the first attack, Maoists triggered two improvised explosive devices or IED and fired at a Central Reserve Police Force patrol on Bijapur-Bhopalpatnam road, some 410 kilometres from state capital Raipur. No one was injured in that attack, the police said.
In the second attack, the police said an IED planted by the Maoists hit a bus in which 30 security personnel were travelling. The two security personnel of the District Reserve Group or DRG were killed, while six others were critically injured, the police said.
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