Fox NewsObama administration: Russia firing artillery at Ukraine military targetsFox NewsObama administration officials said Thursday that Russia is firing artillery from its own territory into Ukraine to hit Ukrainian military sites, pointing to escalating Russian involvement in the deadly conflict. "This clearly is a military escalation," Pentagon ...Britain's Cameron says Europe must stand up to PutinReutersMH17 crash scene remains unsecured in UkraineBBC NewsUS Says Russia Firing Artillery Into UkraineBusinessweekStuff.co.nz -NBCNews.com -Boston Globeall 7,945 news articles »