COLOMBO. Dec 11 Sri Lankan troops and planes are attacking large groups of Tamil Tiger guerillas who have redeployed in Jungle bases in the east after the tail ol their northern Jaffna stronghold, defence officials said today, reports Reuter

We have launched search and destroy operations against terrorist bases In the Jungles where our intelligence says they have regrouped." a senior military officer in the east said.

We asked for air support and they have taken some targets.

A senior air force officer said aircraft and helicopters had been deployed to support ground troops.

Police commandos, backed by army and air force ground troops, have surrounded several rebel Jungle bases in the Battlcaloa and Aamparai districts. officials said.