Mexico stars Javier "Chicharito" Hernandez and Miguel Layun won't be part of El Tri's September matches against Uruguay and the United States, according to Fernando Cevallos.
With Mexico likely operating with an interim manager, federation officials are beginning the call-up process, but both players are hoping to stay in Europe to push for starting roles at their clubs.
Sevilla evaluating Mexican attacker
Joao Maleck is on trail with Sevilla and already has taken part in a youth game with the club, according to Estadio Deportivo.
Maleck is still technically a Santos Laguna player but was on loan with Porto B last season.