MY M.IN LAW "S BROTHER DIED SOMEYEARS BACK AND HIS WIFE IS ALIVE AND ENJOYING THE OUTCOME OF THE PROPERTIES LEFTBEHIND.NO ISSUES.MY QUARY IS WHO ARE ALL THE LEGAL HEIRS OF THE DECEASED AND WILL MY M .IN LAW CAN CLAIM ANY FINANCIAL BENEFITS LEGALLYNOW.THERE IS NO WILL MADE BY MY M IN.LAYS BROTHER.PLEASE ADVICE