The game barely had time to start when Mexico's Oribe Peralta made his mark.
In the second half, Peralta came up big once again.
Mexico upset the heavily favored Brazilians 2-1 to win the gold.
No one saw this coming. It's what the announcers called the greatest moment in Mexican soccer history.
Mexico upset the heavily favored Brazilians 2-1 to win the gold.