ijjysmith
Calm


Argentina striker Sergio Aguero is ruled out by a thigh problem and is set to be replaced by Ezequiel Lavezzi.
An alternative option for coach Alejandro Sabella is to bring in another central midfielder and switch from 4-3-3 to 4-4-2.
Switzerland are without back-up striker Mario Gavranovic, who tore his anterior cruciate ligament in training.
Granit Xhaka may again start on the right wing, with Xherdan Shaqiri supporting lone striker Josip Drmic.