Not good news from Ukraine

'Be afraid': Cyberattack hits Ukraine as Russia moves more troops

By Pavel Polityuk and Tom Balmforth

• Kyiv says around 70 government sites hit by cyberattack
• U.S. official: concerned Russia laying ground for invasion
• Kremlin dismisses reports that Russia preparing 'provocation'
• Moscow says it may take military action unless demands met
• NATO says it will sign cyber cooperation pact with Kyiv