The Minnesota Vikings fell short in their comeback bid against the Pittsburgh Steelers on Sunday, losing the NFL's inaugural game in Dublin, Ireland , 24-21, at Croke Park.

The Vikings fell to 2-2, while the Steelers improved to 3-1.

The defeat was extra costly for Minnesota as right tackle Brian O'Neill suffered an MCL sprain in the first quarter. It's a big blow to the Vikings' offense, which is already struggling early in the campaign. Quarterback JJ McCarthy has missed their last two games due to an ankle sprain.

While O'Neill is expected to miss some time, NFL insider Ian Rapoport reported that the 30-year-old veteran doesn't need knee surgery .

“The MRI has confirmed that #Vikings RT Brian O’Neill sprained his MCL on Sunday, taking him off the field. He’s week-to-week, bu

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