Normally a center half, Lee Addy has been brought on as Milovan Rajevac's first substitution, the Ghanaian coach taking off left back Hans Sarpei.
The substitution comes in the match's 73rd minute, with Addy starting play at right back.
The United States and Ghana remain draw at one in the 76th minute. If they match remains with this scoreline, it will go to a 30-minute extra time period following the 90th minute.