CNN Student News - September 22, 2016 | U.S presidential candidates Fight to Finish in Pennsylvania

A Pair of Officer-Involved Shootings; Candidates Fight to the Finish in Pennsylvania; Character Study of a Professional Chef. Following protests in Charlotte, North Carolina and Tulsa, Oklahoma, we begin by explaining two controversial shootings that involved police officers and civilians. Our second story visits the battleground state of Pennsylvania for a look at how U.S. presidential campaigns are working for votes. And a Character Study profiles a chef whose work cooks up benefits for everyone involved.