( CNN ) Living under ISIS . Selling Girl Scout cookies . And giving some lip -- like Kylie Jenner . These are the best videos of the week . In the West , ISIS is widely known for its terrorist actions . But for some communities , the group is the local governing authority , picking up garbage and directing traffic . CNN 's Atika Shubert explains how ISIS functions as a state . The video is at the top of this story . It 's an annual tradition : Girl Scouts sell cookies -- and , in the millions , we buy them . But is this the best way for them to raise money ? CNN 's Richard Roth asks about a sweet tradition that 's leaving some with a bitter taste . Watch the video : . The use of marijuana has long been a source of controversy , but on movies and TV shows , it 's also long been a source of humor . CNN 's Lisa France has a blunt look at the herb in pop culture . Watch the video : . Many climate scientists believe that an increase of 2 degrees Celsius in the global average temperature could be the tipping point for climate change . CNN 's John D. Sutter takes a measure . Watch the video : . Back in the '50s , `` The Blob '' was a low-budget horror/sci-fi film . Today , it 's reality , as `` blobs '' of warm water in the Pacific Ocean may be having an impact on storms and marine life . CNN 's Jennifer Gray takes a look . Watch the video : . A newly discovered frog has a distinct resemblance to a certain `` Not Easy Being Green '' Muppet , Kermit the Frog . Kermit himself noted the similarities . So what is this amphibian ? Watch the video : . In another attempt to keep up with the Kardashians , some children and teens are using suction to make their lips look just like Kyle Jenner's.The # KylieJennerChallenge has n't escaped notice . Watch the video : . `` Iron Man '' Robert Downey Jr. was distinctly flinty when dealing with the questions of a British interviewer . He finally walked out -- and he has n't been the only one to decide to take off his microphone . Watch the video : . You 've heard of drones in the air . Now the Pentagon is working on drones at sea -- and they could be valuable tools in tracking enemy ships . Watch the video : . Recent incidents have brought attention to the question of when police are allowed to use deadly force . CNN legal analyst Sunny Hostin looks at the laws for law enforcement . Watch the video : . Michelle Obama is 51 years old -- but she certainly does n't look it , particularly in the eyes of one youngster . Watch the video : .
How does ISIS happen ? jack ##son Jr. is n't the only celebrity to walk out of an elevator .