In a loss at San Diego FC on May 14, Steffen injured an oblique on an odd scrambling play in the first half, which kept him out until he departed for the current USMNT camp on June 1. The club considered him day-to-day for more than a week, but with third-string keeper Nico Hansen playing well, Steffen sat to err on the side of caution.

U.S. men's national team goalkeeper Zack Steffen will miss the Concacaf Gold Cup with a knee injury. The U.S. Soccer Federation confirmed Wednesday that Steffen was injured during training on Tuesday. Steffen, 30, departed training camp and returned to the Colorado Rapids to undergo further testing.

Zack Steffen injured a knee and became the second goalkeeper dropped from U.S. training camp ahead of the CONCACAF Gold Cup.