Intellectual property litigator Terence Ross, a partner at Katten Muchin Rosenman, discusses the case against pop star Taylor Swift where two songwriters claim that she ripped off some of the phrases in her hit song, "Shake It Off,"Securities law expert John Coffee, a professor at Columbia Law School, discusses the Justice Department's investigation into short selling by hedge funds and research firms.Former public defender Christa Groshek, managing attorney of Groshek Law, discusses the prosecution's case against Kim Potter, the Minnesota police officer who shot and killed Daunte Wright in a traffic stop.June Grasso hosts.See omnystudio.com/listener for privacy information.