The 17 - year - old completed several training sessions for Atletico 's first team in the summer and , even though he was initially signed for the youth side , Simeone has kept a close eye on the youngster .
Simeone travelled to Pamplona on Sunday .
The 17 - year - old completed several training sessions for Atletico 's first team in the summer and , even though he was initially signed for the youth side , Simeone has kept a close eye on the youngster and he travelled to Pamplona on Sunday .