RSA sells Italian arm; Liberty enters German casualty; Sande Investments buys Houlder; AIG names UK CEO; Amlin Miami hire; Gras Savoye takeover approved; Axa completes acquisition; S&P 500 welcomes Willis; R&Q assumes liabilities; Cat facility approved; CSC buys more shares; Scor hires senior staff; Chairman for Mapfre Asistencia; Fairfax acquires; Chubb people moves