Fifteen police personnel and a driver were ambushed and killed in a landmine blast triggered by the Naxalites in Gadchroli in Maharashtra on Wednesday afternoon.The private vehicle carrying the 15 policemen who were part of Quick Reaction Team (QRT) and the driver was en-route from Kurkheda Police Station in Gadchiroli to PS Burada in north Gadchiroli when it was ambushed on its way at 12.30 pm.Maharashtra DGP Subodh Kumar Jaiswal said: "15 police personnel and one private individual, who was the driver of the private vehicle carrying the personnel, were ambushed and killed in a landmine blast triggered by the Naxalites.""The incident took place at 12.30 in the afternoon, when a Quick Reaction Team (QRT) of police based in Kurkheda Police Station in Gadchiroli was en route to PS Burada in north Gadchiroli. No further casualties have been reported," said the DGP.He said that search operation was going on and would continue but the police force was moving tactically."We are prepared to .