"They are a unique group of really good people, who are very talented, and when I said goodbye to them it was different from what I was used to as a head coach in the club game."
Tactical adjustments under consideration include moving Niko Sigur or Alistair Johnston to left-back if Laryea cannot start.
Sigur stated he feels ready to fill the role after training extensively on both sides of the backline.
"I've played left-back before, a few years ago, a few games in the pre-season and one league games," Sigur said.
"I'm comfortable on the left, for sure."
Canada will compete in Group B during the tournament.
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The co-hosts are scheduled to face Bosnia and Herzegovina in Toronto on June 12, followed by matches against Qatar on June 18 and Switzerland on June 24 in Vancouver.
