WTA chair apologises to Jessica Pegula after airing of 'diva' comment about Mirra Andreeva, confirms audio deactivated on practice courts at Indian Wells
Jessica Pegula was heard saying Mirra Andreeva needed to be "humbled" during a practice session ahead of the WTA Finals in California; American hopes incident can help players to "keep pushing for more privacy"; <strong>watch tournament from Sunday, live on Sky Sports</strong>