Steffen tells ESPN: Missing World Cup with USMNT 'a bitter pill to swallow'
Goalkeeper Zack Steffen was left out of U.S. World Cup squad but his form at promotion-chasing Middlesbrough has him back in contention.
Goalkeeper Zack Steffen was left out of U.S. World Cup squad but his form at promotion-chasing Middlesbrough has him back in contention.