After a win over the Eagles, the Chiefs returned home for a game against the Giants. After a scoreless 1st quarter, they got on the board as Alex Smith found Sean McGrath on a 5-yard pass for a 7-0 lead. The Giants managed to tie the game up as Eli Manning found Victor Cruz on a 69-yard pass making the score 7-7. Ryan Succop then kicked a 51-yard field goal to send the Chiefs to a 10-7 halftime lead. In the 2nd half, the Chiefs dominated as Dexter McCluster would run a punt back 89 yards for a touchdown increasing their lead to 17-7 for the only score of the 3rd quarter. In the 4th quarter, Alex Smith threw 2 more touchdown passes to Jamaal Charles and Dwayne Bowe from 2 and 34 yards out that would eventually seal the game for them moving them up 24-7 before the final score sat at 31-7. The win sent the Chiefs to their first 4-0 start since 2003.
Question: How many points did Giants trail by halftime?
Answer: 3