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Actually with a point in the bag (against England) and 3 points for beating Slovenia, the US could lose to Algeria if England beat Slovenia. The result would be England (7 pts), US (4 pts), Slovenia (3 pts), Algeria (3 pts).
However, this is exactly the kind of thinking that nets you an earlier exit from the cup. We should be looking to top England with 2 victories and a greater goal differential. Let's make a statement.