At the beginning of the following season , he took part in some pre-season games , putting up good performances .
Merkel received his first call - ups for the senior team during the 2009 -- 10 campaign , but he was never fielded nor named on the bench .
At the beginning of the following season , Merkel took part in some pre-season games , putting up good performances .
Merkel received his first call - ups for the senior team during the 2009 -- 10 campaign , but he was never fielded nor named on the bench .