On today's episode of CNN 10, North Korean leader Kim Jong Un reportedly left the capital of Pyongyang on his way to Russia for a highly-watched meeting with Russian President Vladimir Putin. Then, CNN 10 is looking at NASA's goal to make oxygen on Mars, which could one day mean a step closer to having people live there. Then, around 150,000 U.S. auto workers could be gearing up for a strike this week. All that and a news reporter saving his neighborhood from bees on CNN 10.