context:  Still searching for their first win, the Lions returned home for a Week 6 match-up with the Buffalo Bills.  In the first quarter, Detroit got off to a good start with kicker Jason Hanson kicking a 43-yard field goal and RB Kevin Jones getting a 7-yard TD run.  In the second quarter, Buffalo started to catch up with QB J. P. Losman completing a 44-yard TD pass to WR Roscoe Parrish.  Fortunately, the Lions responded with QB Jon Kitna throwing a 28-yard pass to WR Roy Williams.  The Bills would get a 53-yard field goal by kicker Rian Lindell as time ran out on the half.  After a scoreless third quarter, Hanson helped Detroit increase their lead with a 29-yard field goal.  The Bills would get one last touchdown, as Losman completed a 4-yard TD pass to TE Ryan Neufeld.  The Lions held on to finally acquire their first win of the year improving to 1-5.
question: How many touchdowns were scored in the first half?
answer: 3