Colombia advance to knockouts as Senegal go out on yellow cards Col 1 Sen 0

Colombia vs Senegal: Mane led Senegal have dominated the possession in first quarter of the first half

A header from Yerry Mina put Colombia through to the knockout stages of Fifa World Cup 2018 and booked a return ticket for Senegal on account of having received more yellow cards than Japan.
Every reason for Colombia to be ecstatic. Colombia have won the night through Mina's header. Japan progress on fair points ahead of Senegal.  Japan had (-4) and Senegal had (-6).  This was the first time a time has qualified on the basis of fair play. 

Yerry Mina is the man of the moment. Colombia were reluctant for Mina at the start of the touranment because