Nigeria U23s will hold their first training session in Mexico on Friday, 24 hours before they face off against the North Americans in an international friendly at the Aguascalientes Stadium.
The second batch of players and coach Samson Siasia landed in Mexico on Thursday, joining the earlier batch who were already in the country after their trip from Nigeria.
A minimum of 14 players, including three goalkeepers Daniel Akpeyi (Chippa United), Emmanuel Daniel ( Enugu Rangers) and Yusuf Mohammed (Kano Pillars), are presently in Mexico.
After the friendly on Saturday, the squad will return to Atlanta to continue their preparations for the Olympic Games.