Washington, Ramadan 29, 1435, July 26, 2014, SPA -- The Pentagon said Friday that the movement of Russian heavy caliber artillery systems across the border into Ukraine is “imminent,” escalating the military action there. Pentagon spokesman Colonel Steve Warren, citing U.S. intelligence, said that the United States has seen the systems moving closer to the border and they could be put into the hands of Russian-backed separatists as soon as Friday. He said that he does not have an exact timeline. Warren also said that Russia continues to fire artillery across the border into Ukraine but the United Sates has not seen any indication of Ukraine firing back into Russia. He said that the number of Russian troops along the border continues to slowly but steadily increase. Close to 12,000 are currently there. --SPA 13:26 LOCAL TIME 10:26 GMT www.spa.gov.sa/w