In week 10, the Lions hosted the winless Cleveland Browns. The Browns scored 10 points in the first quarter via a 23-yard field goal from Zane Gonzalez, and a 19-yard touchdown pass from DeShone Kizer to Kenny Britt. The Lions responded with a 46-yard field goal from Matt Prater. The Lions tied the game in the second quarter via an eight-yard touchdown run from Ameer Abdullah, and took their first lead of the game via a 44-yard fumble return from Nevin Lawson, to make the score 17-10 in favor of Detroit at half-time. The Browns again tied the score in the third quarter via a six-yard touchdown run from Isaiah Crowell, and regained the lead via a one-yard touchdown run from Kizer. The Lions responded by scoring the final 21 points in the game, first with an eight-yard touchdown pass from Matthew Stafford to Theo Riddick in the third quarter, then via a pair of fourth quarter touchdown passes, first a 29-yard touchdown pass from Stafford to Eric Ebron, and next a 40-yard touchdown pass from Stafford to Golden Tate, making the final score 38-24 in favor of Detroit.

Answer this question based on the article: Which team allowed 21 unanswered points to end the game?
Browns