Official : Gunmen fire at Ukrainian army helicopter near Slavyansk . Militants still hold buildings in east ; Ukraine leader restarts `` anti-terrorist '' operation . Russian minister : Russia will not allow any more bloodshed, and is ready to help restore peace. He says pro-Russian militants in Ukraine 's east are `` not puppets '' of Moscow .
Official : Gunmen fire at Ukrainian army helicopter near Slavyansk . Militants still hold buildings in east ; Ukraine leader restarts `` anti-terrorist '' operation . Russian minister : U.S. has `` overwhelming influence '' over the new Kiev government . He says pro-Russian militants in Ukraine 's east are `` not puppets '' of Moscow .