Yes, there are concerns about the quality of the field at Maracaña Stadium in Rio de Janeiro, Brazil, where the Ravens and Cowboys are due to play next Sunday. And the NFL is aware of the situation.

From rain to a significant number of soccer matches (with one more happening on Sunday), there are potential problems. The NFL is taking steps, we’re told, to ensure that the field will be ready to host the game in only eight days.

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The clock is ticking. After Sunday’s soccer game, the league will need to decide fairly quickly whether the field will be suitable for the Week 3 contest. If there’s a chance it won’t be, the only prudent…

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