According to an Al Dia poll, the coach is the culprit for the poor performance of Costa Rica’s all stars against Mexico:

Whose fault is it that the “Sele” is doing so poorly?
Alexandre Guimaraes, técnico - 397 ( 53%)
Hermes Navarro, presidente de la Federación - 178 ( 24%)
Los jugadores, a quienes les falta calidad - 169 ( 23%)
744 - Total votes

See Poll

Starting yesterday the national all-star team is practicing for the upcoming matches against Panama (away September 3rd) and Trinidad and Tobago (here September 7th).

These players were named by the coach:

Álvaro Mesén - Goalkeeper - Herediano
José F. Porras - Goalkeeper - Saprissa
Donny Grant - Goalkeeper - Pérez Zel.
Gilberto Martínez - Defense - Brescia (Ita)
Luis Marín - Defense - Alajuelense
Gabriel Badilla - Defense - Saprissa
Jervis Drummond - Defense - Saprissa
Mauricio Wright - Defense - Herediano
Michael Umaña - Defense - Galaxy
Hárold Wallace - Defense - Alajuela
Roy Miller - Defense - Bodo Glimt
Leo González - Defense - Herediano
Mauricio Solís - Midfielder - Comunicaciones (Guatamala)
Danny Fonseca - Midfielder - Cartago
Douglas Sequeira - Midfielder - Chivas USA
Wálter Centeno - Midfielder - Saprissa
Cristian Bolaños - Midfielder - Saprissa
Jafet Soto - Midfielder - Herediano
Alonso Solís - Midfielder - Saprissa
Rónald Gómez- Forward - Saprissa
Álvaro Saborío - Striker - Saprissa
Winston Parks - Striker - Saturn
Minor Díaz - Forward - Alajuela
Paulo Wanchope - Striker - Al Garrafat (Qatar)

Wednesday
Alajuela 1 - Puntarenas 0
Saprissa 3 - Santos 0
Thursday:
Heredia 3 - Cartago 2