The United States opened their World Cup campaign with an impressive 4-1 victory over Paraguay in front of a home crowd.
Former England youth international Folarin Balogin scored twice for the tournament co-hosts.
Fellow hosts Canada came from a goal down to draw 1-all against Bosnia-Herzegovina.
Scotland play in the tournament for the first time in 28 years when they face Haiti in the early hours of tomorrow morning.
Before that Qatar face Switzerland at 8PM and one of the favourites Brazil take on the semi-finalists from 4 years ago Morocco, which kicks off at 11pm.