Nicolas Sarkozy was found guilty of trying to bribe a judge and of influence-peddling and has been sentenced to three years in jail, with two years suspended.
One of her first tasks will be to nominate four new deputy directors to help recharge WTO.
Luca Attanasio's body arrived in Rome late Tuesday.
Facebook last week blocked Australian users from sharing and viewing news content on its platform over new legislation.
Biden called the policy reforms "long overdue".