18 December 2014:

Yaremenko: Obama will implement the law on support to Ukraine if Russia does not start withdrawing the troops
Volynko: Miners in "DNR" are fighting for food. They have already got involved so they have no way out now
Ogryzko: Obama took a break with signing the Ukraine Support Law to see Putin's reaction
Chornovil: Obama believes that delivery of arms to Ukraine will only stir up Russian aggression