Gerardo "Tata" Martino has resigned as head coach of Argentina less than one month after the Albiceleste's Copa America 4-2 loss on penalties to Chile
"If Leo goes, I believe Sergio will go also. They'll leave room for new players," said Aguero's father, Leonel del Castillo.
Luis Suarez is confident his Barcelona teammate Lionel Messi will reconsider his early retirement from Argentina duty.
"It is a gift from God to have the best player in the world for a country that is as football-mad as we are," the Argentina president said.
"It does not suit him to be captain. Pele was never captain. Neither was Garrincha, or Ronaldo, Rivaldo or Nilton Santos," Carlos Alberto said.
If recent friendlies are anything to go by, CONMEBOL's teams can expect a stern challenge from CONCACAF at the Copa America, writes Tim Vickery.