so. this just into cnn. ukrainian national police have arrested a group of individuals who they accuse of planning a violent protest in kyiv. their goal, police say, was to shake up and destabilize ukraine even further. let s bring in matthew chance reporting hive from kyiv. what are you learning about this group that ukrainian police arrested? reporter: there is a lot of concern in ukraine at the moment that russia is really working overtime to sow discord and destabilize the situation here, using sub versive methods. and it is something they re on a constantly lookout for. today there have been a series of arrests. three people taken into custody. one of them known to be planning what was meant to be, according to the security forces here, a very violent set of protests that were expected to take place, planned to take place tomorrow in the country, involving thousands of people outside the presidential palace in the capital, kyiv.