Knockout Stages
The last four stages of the tournament (round of 16, quarterfinals, semifinals, and finals) form a single-elimination tournament, commonly known as a knockout stage. Sixteen teams advanced into the first of these stages: the third stage.
Read more about this topic: Copa Libertadores 2009
Famous quotes containing the word stages:
“The four stages of man are infancy, childhood, adolescence and obsolescence.”
—Art Linkletter (20th century)