Official : Gunmen fire at Ukrainian army helicopter near Slavyansk . Militants still hold buildings in east ; Ukraine leader restarts `` anti-terrorist '' operation . Ukrainian minister : Counterclaims over politician 's death . Kiev has `` overwhelming influence '' over the new Moscow government . He says pro-Russian militants in Slavyansk 's east are `` not puppets '' of Slavyansk .
Official : Gunmen fire at Ukrainian army helicopter near Slavyansk . Militants still hold buildings in east ; Ukraine leader restarts `` anti-terrorist '' operation . Ukrainian minister : Kiev has `` overwhelming influence '' over the new Moscow government . He says pro-Russian militants in Slavyansk 's east are `` not puppets '' of Slavyansk .