(ANSA) - ROME, APR 29 - Milan prosecutors are seeking to verify the authenticity of an Uruguayan adoption sentence at the centre of a successful plea for a presidential pardon by Silvio Berlusconi's former dental hygienist and ex People of Freedom (PdL) Lombardy regional councillor Nicole Minetti. The Milanese investigators are running checks and have involved Interpol in the case after President Sergio Mattarella wrote to the justice ministry asking for clarification following press reports ...