They cheered. They danced. They high-fived.
Thursday was a night of celebration for the New England Patriots.
Until the Kansas City Chiefs came to life.
In a resounding upset of the defending Super Bowl champions, the visiting Chiefs relied on a pristine performance by quarterback Alex Smith and the scorching speed of Tyreek Hill and rookie Kareem Hunt to deliver a 42-27 defeat that left Gillette Stadium as quiet as a library.
The same crowd that toasted the five-time Super Bowl champions, booed NFL Commissioner Roger Goodell, and cheered wildly as the latest banner was unfurled, headed for the exits in stunned disbelief.
The Patriots, favored by nine, had...