Pupils take a music class given by pianist Lang Lang at the Roberto Clemente Public School 13 in Brooklyn, New York City, Oct. 22, 2015. Lang Lang cut the ribbon on Thursday to unveil Key Of Inspiration, a three-year public school partnership program with the Lang Lang International Music Foundation that is to offer music educations to second to fifth graders from low-income families at public schools. (Xinhua/Wang Lei)
