 LOS ANGELES--BUSINESS WIRE--- MYGN classaction--The Law Offices of Frank R. Cruz is investigating potential claims against the board of directors of Myriad Genetics, Inc., Myriad or the Company NASDAQ: MYGN concerning whether the board breached its fiduciary duties to shareholders. If you are a shareholder, click here to participate. Follow us for updates on Twitter: twitter.comFRC_LAW. If you own Myriad shares and wish to discuss this matter with us, or have any questions concerning your rights and int 