New Delhi, Jan 25 (ANI): Talking about the ongoing crisis in Ukraine and Yemen, US President Barack Obama on Sunday said that the United States continues to go for counter terror activity in both the crisis ridden nations. Obama said that the US have definitely no interest in seeing Russia weakened or its economy in shambles but it doing so in order to stop the country from interfering in matter of Ukraine as it is not favourable for US to engage in war with Russia over the issue. Further, talking about instability in Yemen caused by Houthi Coup, President Obama said US has been concerned about what has always been a fragile central government in Yemen and vowed that the US will continue counterterrorism efforts in the country. He however said that the top priority is safety of the people in ground.