welcome back to our viewers in the u.s. and around the world. you re watching cnn newsroom. i m natalie allen. here are our top stories. new isis propaganda videos showing militants attacking iraq s baiji oil refinery. top u.s. military general said isis penetrated the outer perimeter but the huge refinery is not at risk. coalition air strikes hit isis targets in baiji and city of madi on thursday. doctors on yemen s port city of aiden tell cnn they are so overwhelmed with casualties as rebels battle for control they have given up trying to count the dead. chief moon calling for cease-fire on all sides of yem yn s civil war. flags are flying at half taf