Thiem was the sixth seed at Rome , but lost his first match to Fabio Fognini in three sets .
Thiem then defeated Kevin Anderson in straight sets to reach his second consecutive final in the Spanish capital , where he lost to Alexander Zverev in straight sets .
Thiem was the sixth seed at Rome , but lost Thiem 's first match to Fabio Fognini in three sets .
Thiem then defeated Kevin Anderson in straight sets to reach his second consecutive final in the Spanish capital , where he lost to Alexander Zverev in straight sets .