US Secretary of State John Kerry refused Saturday to rule out more US commandos being sent to Syria beyond the 50 already assigned to the fight against the Islamic State group.<br />Speaking in the Kyrgyz capital during a tour of Central Asia, Kerry said he fully supported President Barack Obama's decision to put troops on the ground in Syria - which comes just weeks after Russia's surprising deployment in the war torn state.<br />He said the soldiers were not being sent to battle President Bashar al-Assad's regime or become embroiled in the Syrian civil war, but simply to help destroy the ISIS group.<br />Asked whether he could rule out more troops being assigned to the mission, he said: "I can't predict what the future will bring when our policy is to destroy Daesh, to fight back against this evil.