 Complete the following phrase:  On 9 July 2013, Sassuolo, recently promoted to the Serie A, purchased half of Acerbis playing rights for a 1.8 million fee. another remained a propriety of Genoa. During a pre-season medical, unusual blood tests revealed a testicular tumour, having surgery to remove the tumour. Soon after having the tumour removed, he resumed training with his new teammates. Acerbi had taken part in 13 games of the 