 NEW YORK--BUSINESS WIRE--Halper Sadeh LLP, a global investor rights law firm, is investigating whether FBL Financial Group, Inc. NYSE: FFG and its board of directors violated the federal securities laws andor breached their fiduciary duties to shareholders in connection with the proposed sale of FBL to Farm Bureau Property Casualty Insurance Company for 56.00 per share in cash. On behalf of FBL shareholders, Halper Sadeh LLP may seek increased consideration for shareholders, additio 