Best photos from the World Cup: Day 7

Argentina's Lionel Messi celebrates scoring their first goal with Angel Di Maria and Julian Alvarez against Mexico. REUTERS/Pedro Nunes

Saudi Arabia's Abdulellah Al-Malki in action with Poland's Przemyslaw Frankowski. REUTERS/Kai Pfaffenbach

Mexico's Guillermo Ochoa looks dejected after Argentina's Lionel Messi scores their first goal. REUTERS/Kai Pfaffenbach

France's Antoine Griezmann in action with Denmark's Christian Eriksen. REUTERS/Marko Djurica

Poland's Robert Lewandowski celebrates scoring their second goal against Saudi Arabia. REUTERS/Kai Pfaffenbach

Mexico's Uriel Antuna in action with Argentina's Nicolas Otamendi. REUTERS/Matthew Childs

Denmark's Rasmus Kristensen in action with France's Kylian Mbappe. REUTERS/Lee Smith

Argentina's Lionel Messi celebrates with his teammates after the match against Mexico. REUTERS/Pedro Nunes

France's Kylian Mbappe celebrates scoring their second goal against Mexico. REUTERS/Peter Cziborra

Australia's Jackson Irvine and Aziz Behich celebrate after the match against Tunisia. REUTERS/Hannah Mckay

France's Kylian Mbappe celebrates scoring their second goal against Denmark. REUTERS/Carl Recine

Poland's Kamil Glik in action with Saudi Arabia's Saleh Al-Shehri. REUTERS/Kai Pfaffenbach

Australia's Aziz Behich celebrates after the match against Tunisia. REUTERS/Marko Djurica

Saudi Arabia fan with a replica World Cup trophy inside the stadium before the match. REUTERS/Jennifer Lorenzini

France's Adrien Rabiot shoots at goal against Denmark.REUTERS/Carl Recine

Saudi Arabia's Saleh Al-Shehri in action with Poland's Jakub Kiwior. REUTERS/Matthew Childs

Saudi Arabia's Salem Al-Dawsari in action during the match with Poland. REUTERS/Kai Pfaffenbach

General view of Tunisia versus Australia. REUTERS/Carl Recine

Australia's Mitchell Duke in action with Tunisia's Dylan Bronn and Yassine Meriah. REUTERS/Marko Djurica

Saudi Arabia's Mohammed Al Burayk in action with Poland's Arkadiusz Milik. REUTERS/Molly Darlington

Australia's Mitchell Duke scores their first goal against Tunisia. REUTERS/Hannah Mckay

Poland's Robert Lewandowski in action with Saudi Arabia's Ali Al Bulayhi and Mohammed Al Burayk. REUTERS/Kai Pfaffenbach

Saudi Arabia's Salem Al-Dawsari in action with Poland's Matty Cash. REUTERS/Kai Pfaffenbach

An Australia fan inside the stadium before the match. REUTERS/Suhaib Salem

Australia's Mitchell Duke scores their first goal past Tunisia's Aymen Dahmen. REUTERS/Marko Djurica

Tunisia's Mohamed Drager in action with Australia's Aziz Behich. REUTERS/Annegret Hilse

Tunisia's Wahbi Khazri reacts during the match against Australia. REUTERS/Marko Djurica

A Tunisia fan wearing glasses before the match. REUTERS/Suhaib Salem

Saudi Arabia's Mohammed Al-Owais makes a save from Poland's Robert Lewandowski. REUTERS/Kai Pfaffenbach

Poland's Robert Lewandowski in action with Saudi Arabia's Sultan Al Ghannam. REUTERS/Molly Darlington