In rainy and windy conditions, Trent Richardson scored the game's only touchdown, running from 26 yards out for a 7-0 lead. The Chargers managed to get on the board as Nick Novak score a 43-yard field goal before halftime making the score 7-3. The Chargers then scored the only points of the second half in the third quarter, with Novak scoring a 31-yard field goal making the score 7-6. There were no further scores and the Browns increased their record to 2-6 and their home record to 2-2.
Question: How many total scoring drives were there?
Answer: 3