It was a tale of two halves in several games across the league in Week 1. The Cleveland Browns stumbled in the first half against the Pittsburgh Steelers, scoring three points before exploding for 24 straight unanswered in the second half. In Miami, the New England Patriots jumped out to a 20-10 lead ... and then found themselves completely shutdown and shutout in the second stanza.

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Were these flukes or a harbinger of things to come? SI.com's Ben Eagle, Chris Burke and Doug Farrar play Buy or Sell with Week 1 performances, examine the troubling injuries in Kansas City and make their picks for Week 2.

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