Welcome to American Mosaic from VOA Learning English!I'm Faith Lapidus.On the show today, we play music from Queens of the Stone Age.We also go to Los Angeles, to see how and why its growing its green spaces.But first, we visit with a team of Dragon Boat racers in Washington, DC.Dragon boating is a team sport that has its roots in ancient China. The boats are decorated with a dragon head and tail.In recent years, cancer survivor groups have gotten involved in the sport to help make friends and help rebuild their lives. Avi Arditti has details.On a recent Saturday morning, a group of 20 women were on a boat in the Anacostia River in Washington, DC.They move their paddles in rhythm to the call of a coach.The women belong to the dragon boat race team Go Pink! DC. Lydia Collins joined five years ago after finding out she had breast cancer.