Write an article that answers the following question: Which team did not score in the first half?
Coming off their win at Oakland, the Broncos traveled to Arrowhead Stadium for an AFC West duel with the Kansas City Chiefs. In the first quarter, the Broncos grabbed the early lead, with quarterback Tim Tebow scrambling for a 7-yard touchdown, followed in the second quarter by a 38-yard field goal by placekicker Matt Prater. The Chiefs got on the board in the third quarter, with a 1-yard touchdown pass from quarterback Matt Cassel to fullback Le'Ron McClain. The Broncos responded in the fourth quarter, with Tebow throwing a 56-yard touchdown pass to wide receiver Eric Decker. The Chiefs tried to rally, with placekicker Ryan Succop nailing a late 32-yard field goal with seven seconds remaining, but the ensuing onside kickoff was unsuccessful, sealing the win for the Broncos. With the win, the Broncos matched their win total from 2010. Running back Knowshon Moreno suffered a torn ACL in his right knee during the first quarter, and was placed on injured reserve.