And we'll keep you signed in. "Undermining one of the most important international treaties in nuclear arms control, Russia is making another impertinent challenge to the world community, confirms its criminal nature and further aggressive intention to destroy international peace and security," the Interfax-Ukraine news agency quoted Oleh Nikolenko as saying. The president continues his speech reminding the gathered crowds that the US’ commitment is to “the future of Ukraine” which he says is freeand sovereign