NEW : Syrian prime minister : Israeli ` ` aggressions ... have left no room for hesitation '' There is no information on rebel use of force , a State Department official says . Israel launched strikes in Syria on Saturday and last Monday , a Russian official tells CNN . Rebel Free Syrian Army spokesman Louay Almokdad said rebels do n't have unconventional weapons , nor do they want any . ` Reports of Israeli strikes are ` ` very worrying , '' the Russian Foreign Ministry says .
NEW : Syrian prime minister : Israeli ` ` aggressions ... have left no room for hesitation '' There is no information on rebel use of force , a State Department official says . Israel launched strikes in Syria on Saturday and last Monday , a Russian official tells CNN . Reports of Israeli strikes are ` ` very worrying , '' the Russian Foreign Ministry says .